Επίλυση 2020+2019-2018+2017-2016+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902

$$2020+2019-2018+2017-2016+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Υπολογισμός

$$2109$$

Βήματα λύσης

Προσθέστε 2020 και 2019 για να λάβετε 4039.

$$4039-2018+2017-2016+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 2018 από 4039 για να λάβετε 2021.

$$2021+2017-2016+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2021 και 2017 για να λάβετε 4038.

$$4038-2016+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 2016 από 4038 για να λάβετε 2022.

$$2022+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2022 και 2015 για να λάβετε 4037.

$$4037-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 2014 από 4037 για να λάβετε 2023.

$$2023+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2023 και 2013 για να λάβετε 4036.

$$4036-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 2012 από 4036 για να λάβετε 2024.

$$2024+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2024 και 2011 για να λάβετε 4035.

$$4035-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 2010 από 4035 για να λάβετε 2025.

$$2025+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2025 και 2009 για να λάβετε 4034.

$$4034-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 2008 από 4034 για να λάβετε 2026.

$$2026+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2026 και 2007 για να λάβετε 4033.

$$4033-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 2006 από 4033 για να λάβετε 2027.

$$2027+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2027 και 2005 για να λάβετε 4032.

$$4032-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 2004 από 4032 για να λάβετε 2028.

$$2028+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2028 και 2003 για να λάβετε 4031.

$$4031-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 2002 από 4031 για να λάβετε 2029.

$$2029+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2029 και 2001 για να λάβετε 4030.

$$4030-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 2000 από 4030 για να λάβετε 2030.

$$2030+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2030 και 1999 για να λάβετε 4029.

$$4029-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1998 από 4029 για να λάβετε 2031.

$$2031+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2031 και 1997 για να λάβετε 4028.

$$4028-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1996 από 4028 για να λάβετε 2032.

$$2032+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2032 και 1995 για να λάβετε 4027.

$$4027-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1994 από 4027 για να λάβετε 2033.

$$2033+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2033 και 1993 για να λάβετε 4026.

$$4026-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1962 από 4026 για να λάβετε 2064.

$$2064+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2064 και 1991 για να λάβετε 4055.

$$4055-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1990 από 4055 για να λάβετε 2065.

$$2065+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2065 και 1989 για να λάβετε 4054.

$$4054-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1988 από 4054 για να λάβετε 2066.

$$2066+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2066 και 1987 για να λάβετε 4053.

$$4053-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1986 από 4053 για να λάβετε 2067.

$$2067+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2067 και 1985 για να λάβετε 4052.

$$4052-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1984 από 4052 για να λάβετε 2068.

$$2068+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2068 και 1983 για να λάβετε 4051.

$$4051-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1982 από 4051 για να λάβετε 2069.

$$2069+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2069 και 1981 για να λάβετε 4050.

$$4050-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1980 από 4050 για να λάβετε 2070.

$$2070+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2070 και 1979 για να λάβετε 4049.

$$4049-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1978 από 4049 για να λάβετε 2071.

$$2071+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2071 και 1977 για να λάβετε 4048.

$$4048-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1976 από 4048 για να λάβετε 2072.

$$2072+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2072 και 1975 για να λάβετε 4047.

$$4047-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1974 από 4047 για να λάβετε 2073.

$$2073+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2073 και 1973 για να λάβετε 4046.

$$4046-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1972 από 4046 για να λάβετε 2074.

$$2074+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2074 και 1971 για να λάβετε 4045.

$$4045-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1970 από 4045 για να λάβετε 2075.

$$2075+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2075 και 1969 για να λάβετε 4044.

$$4044-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1968 από 4044 για να λάβετε 2076.

$$2076+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2076 και 1967 για να λάβετε 4043.

$$4043-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1966 από 4043 για να λάβετε 2077.

$$2077+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2077 και 1965 για να λάβετε 4042.

$$4042-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1964 από 4042 για να λάβετε 2078.

$$2078+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2078 και 1963 για να λάβετε 4041.

$$4041-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1962 από 4041 για να λάβετε 2079.

$$2079+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2079 και 1961 για να λάβετε 4040.

$$4040-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1960 από 4040 για να λάβετε 2080.

$$2080+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2080 και 1959 για να λάβετε 4039.

$$4039-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1958 από 4039 για να λάβετε 2081.

$$2081+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2081 και 1957 για να λάβετε 4038.

$$4038-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1956 από 4038 για να λάβετε 2082.

$$2082+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2082 και 1955 για να λάβετε 4037.

$$4037-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1954 από 4037 για να λάβετε 2083.

$$2083+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2083 και 1953 για να λάβετε 4036.

$$4036-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1952 από 4036 για να λάβετε 2084.

$$2084+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2084 και 1951 για να λάβετε 4035.

$$4035-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1950 από 4035 για να λάβετε 2085.

$$2085+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2085 και 1949 για να λάβετε 4034.

$$4034-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1948 από 4034 για να λάβετε 2086.

$$2086+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2086 και 1947 για να λάβετε 4033.

$$4033-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1946 από 4033 για να λάβετε 2087.

$$2087+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2087 και 1945 για να λάβετε 4032.

$$4032-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1944 από 4032 για να λάβετε 2088.

$$2088+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2088 και 1943 για να λάβετε 4031.

$$4031-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1942 από 4031 για να λάβετε 2089.

$$2089+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2089 και 1941 για να λάβετε 4030.

$$4030-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1940 από 4030 για να λάβετε 2090.

$$2090+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2090 και 1939 για να λάβετε 4029.

$$4029-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1938 από 4029 για να λάβετε 2091.

$$2091+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2091 και 1937 για να λάβετε 4028.

$$4028-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1936 από 4028 για να λάβετε 2092.

$$2092+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2092 και 1935 για να λάβετε 4027.

$$4027-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1934 από 4027 για να λάβετε 2093.

$$2093+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2093 και 1933 για να λάβετε 4026.

$$4026-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1932 από 4026 για να λάβετε 2094.

$$2094+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2094 και 1931 για να λάβετε 4025.

$$4025-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1930 από 4025 για να λάβετε 2095.

$$2095+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2095 και 1929 για να λάβετε 4024.

$$4024-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1928 από 4024 για να λάβετε 2096.

$$2096+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2096 και 1927 για να λάβετε 4023.

$$4023-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1926 από 4023 για να λάβετε 2097.

$$2097+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2097 και 1925 για να λάβετε 4022.

$$4022-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1924 από 4022 για να λάβετε 2098.

$$2098+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2098 και 1923 για να λάβετε 4021.

$$4021-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1922 από 4021 για να λάβετε 2099.

$$2099+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2099 και 1921 για να λάβετε 4020.

$$4020-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1920 από 4020 για να λάβετε 2100.

$$2100+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2100 και 1919 για να λάβετε 4019.

$$4019-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1918 από 4019 για να λάβετε 2101.

$$2101+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2101 και 1917 για να λάβετε 4018.

$$4018-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1916 από 4018 για να λάβετε 2102.

$$2102+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2102 και 1915 για να λάβετε 4017.

$$4017-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1914 από 4017 για να λάβετε 2103.

$$2103+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2103 και 1913 για να λάβετε 4016.

$$4016-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1912 από 4016 για να λάβετε 2104.

$$2104+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2104 και 1911 για να λάβετε 4015.

$$4015-1910+1909-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1910 από 4015 για να λάβετε 2105.

$$2105+1909-1908+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2105 και 1909 για να λάβετε 4014.

$$4014-1908+1907-1906+1905-1904+1903-1902$$

Αφαιρέστε 1908 από 4014 για να λάβετε 2106.

$$2106+1907-1906+1905-1904+1903-1902$$

Προσθέστε 2106 και 1907 για να λάβετε 4013.

$$4013-1906+1905-1904+1903-1902$$

Αφαιρέστε 1906 από 4013 για να λάβετε 2107.

$$2107+1905-1904+1903-1902$$

Προσθέστε 2107 και 1905 για να λάβετε 4012.

$$4012-1904+1903-1902$$

Αφαιρέστε 1904 από 4012 για να λάβετε 2108.

$$2108+1903-1902$$

Προσθέστε 2108 και 1903 για να λάβετε 4011.

$$4011-1902$$

Αφαιρέστε 1902 από 4011 για να λάβετε 2109.

$$2109$$

Παράγοντας

$$3\times 19\times 37$$