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
7268 BA-String bitmasks brute force dp greedy implementation math shortest paths Statement C Educational Codeforces Round 119 (Rated for Div. 2) {1620} PROGRAMMING 98061
4763 Nene and the Mex Operator bitmasks brute force constructive algorithms divide and conquer dp greedy implementation Statement D Codeforces Round 939 (Div. 2) {1956} PROGRAMMING 1750.0 [Editorial] Codeforces Round 939 (Div. 2)
91 EXPloration, EXPloitation, and Gain Some EXPerience! bitmasks brute force dp greedy implementation Statement D Codeforces Round 1092 (Unrated, Div. 1, Based on THUPC 2026 — Finals) {2215} PROGRAMMING 2750.0