Codeforces problemset search & solutions
Exclude tags.

Review the problem statement from Codeforces (link will open a new tab). When you've matched your problem, go to the solutions.

Search on plain tags, ratings, names, and problem text. Example: brute force or binary search

Solved
Name
Tags
Solutions
Index
Contest
Type
Points
Tutorial
Rating Level
1001 Complete Mirror constructive algorithms dfs and similar dp hashing implementation trees Statement D Codeforces Round 566 (Div. 2) {1182} PROGRAMMING 67614 2500
4951 Ehab's Last Corollary constructive algorithms data structures dfs and similar dp graphs implementation trees Statement D Codeforces Round 649 (Div. 2) {1364} PROGRAMMING 2000.0 Codeforces round #649 editorial 2100
2289 Nastia Plays with a Tree constructive algorithms data structures dfs and similar dp flows graphs greedy implementation trees Statement D Codeforces Round 720 (Div. 2) {1521} PROGRAMMING 2250.0 90477
4428 Weight the Tree constructive algorithms dfs and similar dp implementation trees Statement D Codeforces Round 774 (Div. 2) {1646} PROGRAMMING 2000.0 Codeforces Round #774 (Div. 2) Editorial 2000