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bit manipulation problems
Problem Name Online Judge Contest Difficulty Level
1 XOR Maximization Categories SPOJ 1
2 Assignments Categories SPOJ 1
3 Bitmap Categories SPOJ 1
4 Polo the Penguin and the XOR Categories CodeChef 2
5 Fetching Cooking Tools Categories CodeChef 3
6 A Simple Task Categories Codeforces Codeforces Beta Round #11 5
7 Game with Strings Categories Codeforces Codeforces Round #275 (Div. 1) & Codeforces Round #275 (Div. 2) 8
8 Design Tutorial: Change the Goal Categories Codeforces Codeforces Round #270 9