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
479 Harry Potter and the Sorting Hat brute force dfs and similar hashing Statement D Codeforces Beta Round 60 {65} PROGRAMMING Codeforces Beta Round #60: tutorial 2200
8315 Bear and Three Musketeers brute force dfs and similar graphs hashing Statement B Codeforces Round 318 [RussianCodeCup Thanks-Round] (Div. 2) {574} PROGRAMMING Codeforces Round #318 [RussianCodeCup Thanks-Round] Editorial 1500
980 Peterson Polyglot brute force dfs and similar dsu hashing strings trees Statement C Codeforces Round 402 (Div. 1) {778} PROGRAMMING Codeforces Round #402, Editorial 2600
10734 Required Length brute force dfs and similar dp hashing shortest paths Statement D Educational Codeforces Round 129 (Rated for Div. 2) {1681} PROGRAMMING 103163 1700
3427 Tree Master brute force data structures dfs and similar hashing trees Statement E Codeforces Round 858 (Div. 2) {1806} PROGRAMMING 2250.0 Codeforces Round #858 (Div. 2) Editorial
508 Most Different Tree brute force constructive algorithms dfs and similar greedy hashing Statement F Codeforces Round 897 (Div. 2) {1867} PROGRAMMING 4000.0
1369 C+K+S brute force constructive algorithms dfs and similar graphs greedy hashing math strings Statement C Codeforces Round 980 (Div. 1) {2023} PROGRAMMING 1500.0 135341