\lfloor (+ \frac{ 4 }{ 3 } \rfloor
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\lfloor 1+\frac{1}{3}\rfloor
Dividing 4 by 3 gives 1 and remainder 1. Rewrite \frac{4}{3} as 1+\frac{1}{3}.
1
The floor of a real number a is the largest integer number less than or equal to a. The floor of 1+\frac{1}{3} is 1.
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