Given a string s (which may contain duplicate characters), generate and return all unique permutations of the string. The order of output doesn't matter, but duplicates must be avoided. Applied ...

Given a string of random length and random contents of characters, that do not include digits (0-9), write an algorithm, using pseudo code that will shorten the representation of that string by adding ...

Warm-Up: Consider a four-letter alphabet A, B, C, I. Here are the target strings: CBI, CCC, and BIAI. Here are the non-target ...