If there are white spaces in the input string, output=1 else 0
Find the numeric mean of the prime numbers in a matrix.
surface of a spherical planet
Project Euler: Problem 2, Sum of even Fibonacci
Replace values under a limit
Create a Matrix of Zeros
convert the number to binary format & count digits
Perimeter of a semicircle
Capitalized string operations
Basics: counting digits of a number irrespective of the sign
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