You must be logged in to edit the categories for this problem

431D - Random Task (Codeforces - Codeforces Round #247 (Div. 2)) categories

Category Problems Count
1 Dynamic Programming 1222
2 math 684
3 Codeforces Div. 2 - D Problems 443
4 Binary Search & Ternary Search 352
5 combinatorics 216
6 bitmasks 114