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
38827 Mahmoud and a Triangle constructive algorithms geometry greedy math number theory sortings Statement B Codeforces Round 396 (Div. 2) {766} PROGRAMMING Codeforces round #396 editorial 1100
27666 Two Regular Polygons geometry math number theory Statement A Educational Codeforces Round 83 (Rated for Div. 2) {1312} PROGRAMMING 74640
282 Cubic Lattice geometry math matrices number theory Statement I Codeforces Global Round 9 {1375} PROGRAMMING 4000.0 79731
321 Gregor and the Odd Cows (Hard) brute force geometry math number theory Statement D2 Codeforces Round 736 (Div. 1) {1548} PROGRAMMING 1000.0 Codeforces Round 736 Editorial
1638 Gregor and the Odd Cows (Easy) geometry math number theory Statement D1 Codeforces Round 736 (Div. 1) {1548} PROGRAMMING 2000.0 Codeforces Round 736 Editorial
1049 Bermuda Triangle chinese remainder theorem constructive algorithms geometry math number theory Statement C Codeforces Round 1021 (Div. 1) {2097} PROGRAMMING 1500.0 142316
8941 Removal of a Sequence (Easy Version) binary search bitmasks geometry implementation math number theory Statement D1 Educational Codeforces Round 184 (Rated for Div. 2) {2169} PROGRAMMING Educational Codeforces Round 184 Editorial