Negative without '-'
Simple: return a negative number without using the '-' sign.
Thanks to Problem <https://www.mathworks.com/matlabcentral/cody/...
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The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.]
Bonus though...
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Last non-zero digit
Given a number n, find the last non-zero digit of the factorial of that number.
You need to take care of the large values of n....
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Brain Teaser Solver
Write an algorithm to solve this brain teaser:
You have a square that is broken into four triangles, the area of three of tho...
Compute Khinchin's constant
Khinchin's constant K_0 = 2.684542001... (also written "Khintchine's constant") has the amazing property that it is the limiting...
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Compute the nth Pythagorean prime
Pythagorean primes have the form p = 4n+1, where n is an integer, and they can be written as the sum of squares of two integers....