Given a string s, which may contain duplicate characters, your task is to generate and return an array of all unique permutations of the string. You can return your answer in any order.

- 1) to different permutations. A recursive approach (which is what I would use) would involve breaking the problem into isomorphic subproblems: to find all permutations of a string, find all ...

The C# console application prompts the user to input a string or a list of numbers. It then uses the method GetPermutations to calculate all possible permutations of the input. The method works by ...

Abstract: Text messages are generally encoded by performing table look-up on fixed length code tables. In this paper, a lossless text compression algorithm which works on the principle of entropy ...