An Armstrong number of three digits is an integer such that the sum of the cubes of its digits is equal to the number itself. For example, 153 is an Armstrong number since 1^3 + 5^3 + 3^3 = 153.
Renaming a field in a structure array
Increment a number, given its digits
Back to basics 13 - Input variables
Return area of square
Divide by 4
Find the logic
Simple date to serial no. conversion
Equal to their cube
Given area find sides
give-nth-decimal-place-of-pi up to 100 digits
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