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590B - Chip 'n Dale Rescue Rangers (Codeforces - Codeforces Round #327 (Div. 1) & Codeforces Round #327 (Div. 2)) categories

Category Problems Count
1 math 684
2 Codeforces Div. 2 - D Problems 443
3 Binary Search & Ternary Search 352
4 Geometry 254