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
1867 New Year and Old Subsequence data structures divide and conquer dp matrices Statement E Good Bye 2016 {750} PROGRAMMING Good Bye 2016 — hints and codes 2600
2442 William The Oblivious data structures divide and conquer dp matrices Statement E Deltix Round, Autumn 2021 (open for everyone, rated, Div. 1 + Div. 2) {1609} PROGRAMMING 2750.0 Deltix Round, Autumn 2021. Editorial 2400