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193A - Cutting Figure (Codeforces - Codeforces Round #122 (Div. 1) & Codeforces Round #122 (Div. 2)) categories

Category Problems Count
1 implementation 1054
2 DFS & BFS & Dijkstra 565
3 Codeforces Div. 2 - C Problems 460
4 trees 202
5 2sat 21
6 Articulation Point 8
7 chinese remainder theorem 6