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.

Get exact match for tags using this format, eg: [u'brute force', 'dp']

Solved
Name
Tags
Solutions
Index
Contest
Type
Points
Tutorial
Rating Level
2130 Water Level brute force graphs greedy implementation math Statement E Codeforces Round 689 (Div. 2, based on Zed Code Competition) {1461} PROGRAMMING 2250.0 Codeforces Round #689 (Div. 2). Editorial
19388 Strange List brute force greedy implementation math Statement B Codeforces Round 694 (Div. 2) {1471} PROGRAMMING 750.0 Codeforces Round #694 Editorial
14242 Minimum Ties brute force constructive algorithms dfs and similar graphs greedy implementation math Statement C Educational Codeforces Round 104 (Rated for Div. 2) {1487} PROGRAMMING 87873
13844 Minimal Cost brute force greedy implementation math Statement B Codeforces Global Round 13 {1491} PROGRAMMING 750.0 Codeforces Global Round 13 Editorial
8908 Going Home brute force implementation math Statement A Codeforces Round 707 (Div. 1, based on Moscow Open Olympiad in Informatics) {1500} PROGRAMMING 750.0 Codeforces Round #707 Editorial 1800
1855 Excellent Arrays brute force combinatorics constructive algorithms implementation math Statement D Educational Codeforces Round 111 (Rated for Div. 2) {1550} PROGRAMMING Educational Codeforces Round 111 Editorial
12295 Representative Edges brute force geometry implementation math Statement C Good Bye 2021: 2022 is NEAR {1616} PROGRAMMING 1500.0 Good Bye 2021 -- Editorial 1500
20086 Robot Cleaner brute force implementation math Statement A Codeforces Round 763 (Div. 2) {1623} PROGRAMMING 500.0 Codeforces Round #763 (Div. 2) Editorial
3123 Expand the Path brute force combinatorics implementation math Statement E Educational Codeforces Round 123 (Rated for Div. 2) {1644} PROGRAMMING 100227
24175 Premutation brute force implementation math Statement C Codeforces Round 847 (Div. 3) {1790} PROGRAMMING 111948
7905 k-th equality brute force implementation math Statement A Codeforces Round 880 (Div. 1) {1835} PROGRAMMING 500.0 Codeforces Round 880 Editorial
7921 Rating System brute force data structures dp greedy implementation math Statement D Educational Codeforces Round 151 (Rated for Div. 2) {1845} PROGRAMMING 117791
29652 Escalator Conversations brute force constructive algorithms implementation math Statement A Codeforces Round 888 (Div. 3) {1851} PROGRAMMING 118667
11362 Torn Lucky Ticket brute force dp hashing implementation math Statement C Educational Codeforces Round 157 (Rated for Div. 2) {1895} PROGRAMMING Educational Codeforces Round 157 Editorial
10589 Watering an Array brute force greedy implementation math Statement C Codeforces Round 917 (Div. 2) {1917} PROGRAMMING 1500.0 Editorial of Codeforces Round 917 (Div. 2)
3928 Sum of Progression brute force data structures implementation math Statement F Codeforces Round 920 (Div. 3) {1921} PROGRAMMING Editorial for Codeforces Round 920 (Div. 3)
15892 LR-remainders brute force data structures implementation math Statement C Codeforces Round 927 (Div. 3) {1932} PROGRAMMING 126196
1470 Nene vs. Monsters (Easy Version) brute force implementation math Statement E1 Codeforces Round 939 (Div. 2) {1956} PROGRAMMING 1500.0 [Editorial] Codeforces Round 939 (Div. 2)
888 Nene vs. Monsters (Hard Version) brute force implementation math Statement E2 Codeforces Round 939 (Div. 2) {1956} PROGRAMMING 750.0 [Editorial] Codeforces Round 939 (Div. 2)
24572 Chess For Three brute force dp implementation math Statement A Codeforces Round 945 (Div. 2) {1973} PROGRAMMING 500.0 Editorial for Codeforces Round #945 (Div. 2) 900
24195 Diagonals brute force greedy implementation math Statement A Codeforces Round 961 (Div. 2) {1995} PROGRAMMING 500.0 Video Tutorial
19664 Three Brothers brute force implementation math Statement B Testing Round 19 (Div. 3) {2010} PROGRAMMING 800
10075 Cards Partition brute force greedy implementation math Statement A Codeforces Round 975 (Div. 1) {2018} PROGRAMMING 500.0
5810 Attribute Checks brute force data structures dp implementation math Statement D Educational Codeforces Round 170 (Rated for Div. 2) {2025} PROGRAMMING