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
2087 Beaver data structures dp greedy hashing strings two pointers Statement C Codeforces Beta Round 71 {79} PROGRAMMING Codeforces Beta Round #71 Editorial 1800
13783 Another Problem on Strings binary search brute force dp math strings two pointers Statement C Codeforces Round 112 (Div. 2) {165} PROGRAMMING Codeforces Round #112 (Div. 2) Tutorial 1600
947 Diverse Substrings dp strings two pointers Statement C Testing Round 9 {386} PROGRAMMING 2100
11820 Prefixes and Suffixes dp string suffix structures strings two pointers Statement D Codeforces Round 246 (Div. 2) {432} PROGRAMMING Codeforces Round #246 (Div. 2) Editorial 2000
2428 Correcting Mistakes constructive algorithms dp greedy hashing strings two pointers Statement E VK Cup 2015 - Round 2 (unofficial online mirror, Div. 1 only) {533} PROGRAMMING Разбор VK Cup Round 2 1800
22327 Vasya and String binary search dp strings two pointers Statement C Codeforces Round 354 (Div. 2) {676} PROGRAMMING Editorial 1500
7706 An impassioned circulation of affection brute force dp strings two pointers Statement C Codeforces Round 418 (Div. 2) {814} PROGRAMMING Codeforces Round #418 (Div. 2) Editorial 1600
2319 Two Bracket Sequences dp strings two pointers Statement F Codeforces Round 605 (Div. 3) {1272} PROGRAMMING Codeforces Round #605 (Div. 3) Editorial 2400
4828 Maximize the Remaining String brute force data structures dp greedy strings two pointers Statement G Codeforces Round 710 (Div. 3) {1506} PROGRAMMING Editorial
17702 Unstable String dp greedy implementation strings two pointers Statement C Educational Codeforces Round 110 (Rated for Div. 2) {1535} PROGRAMMING 91481
1833 Stringforces binary search bitmasks data structures dp greedy strings two pointers Statement E Educational Codeforces Round 111 (Rated for Div. 2) {1550} PROGRAMMING Educational Codeforces Round 111 Editorial
1412 Typical Party in Dorm bitmasks brute force combinatorics dp strings two pointers Statement E Codeforces Round 791 (Div. 2) {1679} PROGRAMMING 2250.0 Codeforces Round #791 (Div. 2) Editorial
15770 awoo's Favorite Problem constructive algorithms data structures dp greedy implementation strings two pointers Statement C Educational Codeforces Round 130 (Rated for Div. 2) {1697} PROGRAMMING 103835
1344 Text Editor brute force dp greedy strings two pointers Statement E Educational Codeforces Round 131 (Rated for Div. 2) {1701} PROGRAMMING Educational Codeforces Round 131 Editorial
2498 Cut Substrings combinatorics dp hashing strings two pointers Statement G Codeforces Round 820 (Div. 3) {1729} PROGRAMMING Codeforces Round #820 (Div. 3) Editorial
12232 Tandem Repeats? brute force dp strings two pointers Statement D Educational Codeforces Round 163 (Rated for Div. 2) {1948} PROGRAMMING Educational Codeforces Round 163 Editorial
2259 Kevin and Binary String (Easy Version) binary search brute force data structures dp greedy implementation strings two pointers Statement F1 IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2) {2061} PROGRAMMING 2000.0 IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2) Editorial
10510 Sub-RBS (Easy Version) combinatorics constructive algorithms dp greedy strings two pointers Statement B1 Codeforces Round 1073 (Div. 1) {2190} PROGRAMMING 750.0 Codeforces Round 1073 (Div. 1, Div. 2) Editorial