Do rounding towards minus infinity.
Example: -8.8, answer -9
+8.1 answer 8
+8.50 answer 8
First N Perfect Squares
Project Euler: Problem 10, Sum of Primes
07 - Common functions and indexing 2
Determine the square root
Replace odd number in given matrix by zero
Find difference of two set as per example
Find the mode of the given input
Generate vector according to sign of vector
Find out Binomial coefficient
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