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

396C - On Changing Tree (Codeforces - Codeforces Round #232 (Div. 1) & Codeforces Round #232 (Div. 2)) categories

Category Problems Count
1 data structures 488
2 Codeforces Div. 2 - E Problems 437
3 trees 201
4 Segment Tree 162