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
853 Sweets Game bitmasks dfs and similar dp games implementation Statement E Codeforces Beta Round 59 (Div. 2) {63} PROGRAMMING Разбор задач Codeforces Round #59 (Div. 2) 2200
502 Game with Strings bitmasks dp games Statement B Codeforces Round 206 (Div. 1) {354} PROGRAMMING Codeforces Round #206 — Editorial 2500
1243 Captains Mode bitmasks dp games Statement C Codeforces Round 222 (Div. 1) {377} PROGRAMMING Codeforces Round #222 — Problem Analysis 2400
3486 Game of Stones bitmasks dp games Statement E Divide by Zero 2017 and Codeforces Round 399 (Div. 1 + Div. 2, combined) {768} PROGRAMMING Editorial Divide by Zero and Codeforces Round #399 (Div. 1+2, combined) 2000
1854 Arpa and a game with Mojtaba bitmasks dp games Statement C Codeforces Round 432 (Div. 1, based on IndiaHacks Final Round 2017) {850} PROGRAMMING Codeforces Round #432 editorial 2400
2981 Make It One bitmasks combinatorics dp math number theory shortest paths Statement F Codeforces Round 519 by Botan Investments {1043} PROGRAMMING Codeforces Round #519 Editorial 2500
5431 GameGame bitmasks constructive algorithms dp games greedy math Statement B Codeforces Round 659 (Div. 1) {1383} PROGRAMMING 1000.0 Codeforces Round #659 Editorial
109 Bit Game (Hard Version) bitmasks dp math Statement E2 Codeforces Round 982 (Div. 2) {2027} PROGRAMMING 1000.0 Codeforces Round #982 (Div. 2) Editorial
900 Nim bitmasks dp games Statement F Educational Codeforces Round 173 (Rated for Div. 2) {2043} PROGRAMMING Educational Codeforces Round 173 Editorial
589 Interval Game bitmasks combinatorics dp games greedy math probabilities Statement F Codeforces Round 1091 (Div. 2) and CodeCraft 26 {2217} PROGRAMMING 2750.0