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
2431 Two Different bitmasks constructive algorithms divide and conquer greedy Statement F Grakn Forces 2020 {1408} PROGRAMMING 2500.0 Grakn Forces -- Editorial
20156 AGAGA XOOORRR bitmasks brute force dp greedy Statement B Codeforces Round 717 (Div. 2) {1516} PROGRAMMING 1000.0 Codeforces round #717 editorial
4493 Nearest Beautiful Number (hard version) bitmasks brute force constructive algorithms dfs and similar dp greedy Statement F2 Codeforces Round 739 (Div. 3) {1560} PROGRAMMING 94009 2100
17854 MAX-MEX Cut bitmasks constructive algorithms dp greedy Statement C Codeforces Global Round 16 {1566} PROGRAMMING 1000.0 Codeforces Global Round 16 Editorial
24105 MEXor Mixup bitmasks greedy Statement B Codeforces Round 742 (Div. 2) {1567} PROGRAMMING 1000.0 Codeforces Round #742 Editorial
308 Bob's Beautiful Array bitmasks brute force greedy Statement J Bubble Cup 14 - Finals Online Mirror (Unrated, ICPC Rules, Teams Preferred, Div. 1) {1599} PROGRAMMING BubbleCup2021.pdf
1948 Math Test bitmasks brute force greedy Statement E Educational Codeforces Round 120 (Rated for Div. 2) {1622} PROGRAMMING Educational Codeforces Round 120 Editorial
6232 MinOr Tree bitmasks dfs and similar ds greedy Statement G Codeforces Round 764 (Div. 3) {1624} PROGRAMMING Codeforces Round #764 (Div. 3) Editorial
23379 Min Or Sum bitmasks greedy Statement A Codeforces Round 772 (Div. 2) {1635} PROGRAMMING 500.0 Codeforces Round #772 Editorial
1652 AND-MEX Walk bitmasks brute force data structures dfs and similar ds graphs greedy Statement E Codeforces Round 782 (Div. 2) {1659} PROGRAMMING 2250.0 Codeforces Round #782 (Div. 2) Editorial
19042 NIT orz! bitmasks greedy Statement A Codeforces Global Round 21 {1696} PROGRAMMING 500.0 Editorial of Codeforces Global Round 21
31468 Minimum Varied Number bitmasks brute force greedy Statement C Codeforces Round 811 (Div. 3) {1714} PROGRAMMING Codeforces Round #811 (Div. 3) Editorial
11903 Even-Odd XOR bitmasks constructive algorithms greedy Statement G Codeforces Round 817 (Div. 4) {1722} PROGRAMMING 106478 1500
7628 SlavicG's Favorite Problem bitmasks brute force constructive algorithms data structures dfs and similar graphs greedy Statement G Codeforces Round 835 (Div. 4) {1760} PROGRAMMING 109348
13274 Vampiric Powers, anyone? bitmasks brute force data structures dp greedy Statement C Codeforces Round 882 (Div. 2) {1847} PROGRAMMING 1500.0 Tutorial
15869 Sets and Union bitmasks brute force constructive algorithms greedy Statement B Codeforces Round 899 (Div. 2) {1882} PROGRAMMING 1000.0 Codeforces Round 899 (Div. 2) Editorial
8487 Look Back bitmasks greedy Statement E Codeforces Round 905 (Div. 3) {1883} PROGRAMMING 2500.0 Codeforces Round #905 (Div. 1, Div. 2, Div. 3) Editorial
13243 StORage room bitmasks brute force constructive algorithms greedy Statement B Codeforces Round 912 (Div. 2) {1903} PROGRAMMING 1000.0 Codeforces Round #912 (Div. 2) Editorial
16121 Vlad and Division bitmasks greedy Statement D Codeforces Round 928 (Div. 4) {1926} PROGRAMMING 126132
3624 XOR Break --- Solo Version bitmasks constructive algorithms greedy Statement D1 Codeforces Round 931 (Div. 2) {1934} PROGRAMMING 1500.0 Tutorial
23310 XOR Sequences bitmasks greedy Statement B Codeforces Round 951 (Div. 2) {1979} PROGRAMMING 1000.0 Codeforces Round 951 (Div. 2) Editorial
17397 Increasing Sequence with Fixed OR bitmasks constructive algorithms greedy Statement C Codeforces Round 958 (Div. 2) {1988} PROGRAMMING 1000.0 Editorial of Codeforces Round 958 (Div. 2)
6548 Grid Puzzle bitmasks dp greedy Statement D Codeforces Round 960 (Div. 2) {1990} PROGRAMMING 1750.0 Video Tutorial
16880 AND Reconstruction bitmasks constructive algorithms greedy Statement B Pinely Round 4 (Div. 1 + Div. 2) {1991} PROGRAMMING 500.0 Video Tutorial