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
18475 Binary String Reconstruction 2-sat constructive algorithms greedy strings Statement C Educational Codeforces Round 94 (Rated for Div. 2) {1400} PROGRAMMING 81942
11572 Engineer Artem 2-sat constructive algorithms Statement C Codeforces Round 682 (Div. 2) {1438} PROGRAMMING 1250.0 Codeforces Round #682 (Div. 2) Editorial
5869 Unusual Matrix 2-sat constructive algorithms greedy Statement F Codeforces Round 697 (Div. 3) {1475} PROGRAMMING Codeforces Round #697 (Div. 3) Editorial
1255 Flip the Cards 2-sat constructive algorithms data structures dsu greedy sortings Statement D Codeforces Round 712 (Div. 1) {1503} PROGRAMMING 1750.0 T 2600
877 One-Four Overload 2-sat constructive algorithms dfs and similar geometry graphs implementation Statement F Codeforces Round 742 (Div. 2) {1567} PROGRAMMING 2750.0 Codeforces Round #742 Editorial
21675 Almost Ternary Matrix 2-sat bitmasks constructive algorithms matrices Statement B Codeforces Round 804 (Div. 2) {1699} PROGRAMMING 1000.0 Codeforces Round #804 (Div. 2) Editorial
2712 Autosynthesis 2-sat constructive algorithms dfs and similar dp flows graphs trees Statement C Codeforces Round 902 (Div. 1, based on COMPFEST 15 - Final Round) {1876} PROGRAMMING 1250.0 Codeforces Round #902 (Div. 1, Div. 2, based on COMPFEST 15 — Final Round) Editorial