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6409 Multiple Testcases binary search constructive algorithms data structures greedy sortings two pointers Statement D Educational Codeforces Round 86 (Rated for Div. 2) {1342} PROGRAMMING 76633 1900
5882 Weights Distributing brute force graphs greedy shortest paths sortings Statement E Codeforces Round 636 (Div. 3) {1343} PROGRAMMING 76352 2400
684 Spring Cleaning *special greedy sortings Statement C Kotlin Heroes: Episode 4 {1346} PROGRAMMING Kotlin Heroes: Episode 4 — Editorial 1600
59646 Two Arrays And Swaps greedy sortings Statement B Codeforces Round 642 (Div. 3) {1353} PROGRAMMING Codeforces Round #642 (Div. 3) Editorial 800
1562 Summoning Minions constructive algorithms dp flows graph matchings greedy sortings Statement F Educational Codeforces Round 87 (Rated for Div. 2) {1354} PROGRAMMING 77593 2500
27749 Young Explorers dp greedy sortings Statement B Codeforces Round 643 (Div. 2) {1355} PROGRAMMING 750.0 Codeforces Round #643 (Div. 2) Editorial 1200
6117 Restorer Distance binary search greedy math sortings ternary search Statement E Codeforces Round 643 (Div. 2) {1355} PROGRAMMING 2000.0 Codeforces Round #643 (Div. 2) Editorial 2100
26052 Maria Breaks the Self-isolation greedy sortings Statement B Codeforces Round 645 (Div. 2) {1358} PROGRAMMING 750.0 Codeforces Round #645 (Div. 2) Editorial 1000
37540 Similar Pairs constructive algorithms graph matchings greedy sortings Statement C Codeforces Round 644 (Div. 3) {1360} PROGRAMMING Codeforces Round #644 (Div. 3) Editorial 1100
54808 Honest Coach greedy sortings Statement B Codeforces Round 644 (Div. 3) {1360} PROGRAMMING Codeforces Round #644 (Div. 3) Editorial 800
8897 Johnny and Contribution constructive algorithms graphs greedy sortings Statement A Codeforces Round 647 (Div. 1) - Thanks, Algo Muse! {1361} PROGRAMMING 500.0 Codeforces Round #647 Editorial 1700
3893 Johnny and Grandmaster greedy implementation math sortings Statement B Codeforces Round 647 (Div. 1) - Thanks, Algo Muse! {1361} PROGRAMMING 1250.0 Codeforces Round #647 Editorial 1900
8935 Task On The Board constructive algorithms greedy implementation sortings Statement D Codeforces Round 650 (Div. 3) {1367} PROGRAMMING Codeforces Round #650 (Div. 3) Editorial
21154 RationalLee greedy math sortings Statement C Codeforces Round 652 (Div. 2) {1369} PROGRAMMING 1500.0 Codeforces Round #652 (Div. 2) Editorial 1400
2505 DeadLee constructive algorithms data structures graphs greedy implementation sortings Statement E Codeforces Round 652 (Div. 2) {1369} PROGRAMMING 2500.0 Codeforces Round #652 (Div. 2) Editorial 2400
11306 Odd-Even Subsequence binary search dp greedy implementation sortings Statement D Codeforces Round 651 (Div. 2) {1370} PROGRAMMING 2000.0 Editorial — Codeforces Round #651
1142 Reading Books (hard version) binary search data structures greedy sortings ternary search two pointers Statement E2 Codeforces Round 653 (Div. 3) {1374} PROGRAMMING 79517
15164 Reading Books (easy version) data structures greedy implementation sortings Statement E1 Codeforces Round 653 (Div. 3) {1374} PROGRAMMING 79517
3528 Inversion SwapSort constructive algorithms greedy sortings Statement E Codeforces Global Round 9 {1375} PROGRAMMING 2000.0 79731
6209 Choosing flowers binary search data structures greedy math sortings two pointers Statement C Codeforces Round 657 (Div. 2) {1379} PROGRAMMING 1250.0 Codeforces Round #657 Editorial 2000
23062 Create The Teams dp greedy sortings Statement C Educational Codeforces Round 91 (Rated for Div. 2) {1380} PROGRAMMING Educational Codeforces Round 91 Editorial
1752 Mastermind constructive algorithms greedy implementation sortings Statement C Codeforces Round 658 (Div. 1) {1381} PROGRAMMING 2000.0 Codeforces Round #658 Editorial 2500
871 Rearrange brute force constructive algorithms graphs greedy sortings Statement D Codeforces Round 659 (Div. 1) {1383} PROGRAMMING 1750.0 Codeforces Round #659 Editorial
11404 String Transformation 1 dsu graphs greedy sortings strings trees Statement A Codeforces Round 659 (Div. 1) {1383} PROGRAMMING 1000.0 Codeforces Round #659 Editorial
1306 Bicolored Segments data structures dp graph matchings greedy sortings Statement F Educational Codeforces Round 92 (Rated for Div. 2) {1389} PROGRAMMING 80809
11116 Pinkie Pie Eats Patty-cakes binary search constructive algorithms data structures greedy math sortings Statement C Codeforces Round 662 (Div. 2) {1393} PROGRAMMING 1500.0 Codeforces Round #662 Editorial
7171 Boboniu Chats with Du brute force dp greedy sortings two pointers Statement A Codeforces Round 664 (Div. 1) {1394} PROGRAMMING 500.0 Codeforces Round #664 Editorial 1800
1317 Boboniu and Jianghu dp greedy sortings trees Statement D Codeforces Round 664 (Div. 1) {1394} PROGRAMMING 1750.0 Codeforces Round #664 Editorial 2800
2643 Two Types of Spells binary search data structures greedy implementation math sortings Statement E Educational Codeforces Round 93 (Rated for Div. 2) {1398} PROGRAMMING Educational Codeforces Round 93 Editorial
12806 Colored Rectangles dp graph matchings greedy sortings Statement D Educational Codeforces Round 93 (Rated for Div. 2) {1398} PROGRAMMING Educational Codeforces Round 93 Editorial
26210 Substring Removal Game games greedy sortings strings Statement B Educational Codeforces Round 93 (Rated for Div. 2) {1398} PROGRAMMING Educational Codeforces Round 93 Editorial
83781 Remove Smallest greedy sortings Statement A Codeforces Round 661 (Div. 3) {1399} PROGRAMMING Codeforces Round #661 (Div. 3) Editorial
6609 Clear the Multiset divide and conquer dp greedy sortings Statement E Educational Codeforces Round 94 (Rated for Div. 2) {1400} PROGRAMMING 81942
10830 Maximum Distributed Tree constructive algorithms dfs and similar greedy math number theory sortings trees Statement D Codeforces Round 665 (Div. 2) {1401} PROGRAMMING 1750.0 Codeforces Round #665 (Div. 2) Editorial
24852 Maximum Product brute force dp greedy implementation sortings Statement B Codeforces Round 670 (Div. 2) {1406} PROGRAMMING 1000.0 Codeforces Round #670 (Div. 2) Editorial
2244 Avoid Rainbow Cycles dsu graphs greedy sortings Statement E Grakn Forces 2020 {1408} PROGRAMMING 2500.0 Grakn Forces -- Editorial
15156 Two Arrays greedy math sortings Statement B Codeforces Round 673 (Div. 2) {1417} PROGRAMMING 1000.0 Codeforces Round #673 Editorial 1100
17833 Negative Prefixes greedy sortings Statement B Educational Codeforces Round 95 (Rated for Div. 2) {1418} PROGRAMMING Unofficial Editorial for Educational Round 95 (Div. 2)
17691 Sage's Birthday (hard version) binary search constructive algorithms greedy implementation sortings two pointers Statement D2 Codeforces Round 671 (Div. 2) {1419} PROGRAMMING 1000.0 Codeforces Round #671 Editorial
26703 Sage's Birthday (easy version) binary search greedy implementation sortings Statement D1 Codeforces Round 671 (Div. 2) {1419} PROGRAMMING 750.0 Codeforces Round #671 Editorial
11548 Chess Cheater greedy implementation sortings Statement B Codeforces Global Round 11 {1427} PROGRAMMING 750.0 Editorial of Global Round 11 1400
20423 Barrels greedy implementation sortings Statement B Educational Codeforces Round 96 (Rated for Div. 2) {1430} PROGRAMMING Educational Codeforces Round 96 — Editorial
31507 Valerii Against Everyone constructive algorithms greedy sortings Statement B Codeforces Round 682 (Div. 2) {1438} PROGRAMMING 750.0 Codeforces Round #682 (Div. 2) Editorial
17115 The Delivery Dilemma binary search greedy sortings Statement C Codeforces Round 681 (Div. 2, based on VK Cup 2019-2020 - Final) {1443} PROGRAMMING 1500.0 VK Cup 2019-2020 -- Engine Editorial
16776 Saving the City greedy math sortings Statement B Codeforces Round 681 (Div. 2, based on VK Cup 2019-2020 - Final) {1443} PROGRAMMING 1000.0 VK Cup 2019-2020 -- Engine Editorial
20441 Array Rearrangment greedy sortings Statement A Codeforces Round 680 (Div. 2, based on Moscow Team Olympiad) {1445} PROGRAMMING 500.0 Codeforces Round #680 Editorial
18171 Knapsack constructive algorithms greedy sortings Statement A Codeforces Round 683 (Div. 1, by Meet IT) {1446} PROGRAMMING 500.0 E
15627 Toy Blocks binary search greedy math sortings Statement B Educational Codeforces Round 98 (Rated for Div. 2) {1452} PROGRAMMING 84847
13330 Sequence and Swaps dp greedy sortings Statement D Educational Codeforces Round 99 (Rated for Div. 2) {1455} PROGRAMMING 85186
8874 The Treasure of The Segments binary search data structures greedy sortings Statement F Codeforces Round 690 (Div. 3) {1462} PROGRAMMING Codeforces Round #690 (Div. 3) Editorial
31188 Strange Birthday Party dp greedy sortings two pointers Statement A Codeforces Round 694 (Div. 1) {1470} PROGRAMMING 500.0 86464
3338 New Year's Puzzle brute force dp graph matchings greedy sortings Statement F Codeforces Round 693 (Div. 3) {1472} PROGRAMMING Codeforces Round #693 (Div. 3) Editorial
31311 Even-Odd Game dp games greedy sortings Statement D Codeforces Round 693 (Div. 3) {1472} PROGRAMMING Codeforces Round #693 (Div. 3) Editorial
37830 Replacing Elements greedy implementation sortings Statement A Educational Codeforces Round 102 (Rated for Div. 2) {1473} PROGRAMMING Educational Codeforces Round 102 Editorial
14438 Array Destruction constructive algorithms data structures greedy implementation sortings Statement C Codeforces Round 696 (Div. 2) {1474} PROGRAMMING 1500.0 Codeforces Round #696 Editorial
11373 Cleaning the Phone binary search dp greedy sortings two pointers Statement D Codeforces Round 697 (Div. 3) {1475} PROGRAMMING Codeforces Round #697 (Div. 3) Editorial
2657 Nezzar and Nice Beatmap constructive algorithms geometry greedy sortings Statement C Codeforces Round 698 (Div. 1) {1477} PROGRAMMING 1500.0 87294 2200
18751 Equalize the Array binary search data structures greedy math sortings Statement F Codeforces Round 702 (Div. 3) {1490} PROGRAMMING Codeforces Round #702 (Div. 3) Editorial
18040 Diamond Miner geometry greedy math sortings Statement A Codeforces Round 706 (Div. 1) {1495} PROGRAMMING 500.0 Codeforces Round #706 Editorial
26486 Meximization brute force data structures greedy sortings Statement A Codeforces Round 708 (Div. 2) {1497} PROGRAMMING 500.0 Codeforces Round #708 Editorial 800
986 Matrix Sorting bitmasks constructive algorithms dfs and similar greedy hashing string suffix structures two pointers Statement C Codeforces Round 707 (Div. 1, based on Moscow Open Olympiad in Informatics) {1500} PROGRAMMING 1500.0 Codeforces Round #707 Editorial 2600
3932 Travelling Salesman Problem binary search data structures dp greedy shortest paths sortings Statement C Codeforces Round 712 (Div. 1) {1503} PROGRAMMING 1250.0 T 2200
1323 Flip the Cards 2-sat constructive algorithms data structures dsu greedy sortings Statement D Codeforces Round 712 (Div. 1) {1503} PROGRAMMING 1750.0 T 2600
3775 Triangular Paths constructive algorithms greedy math shortest paths sortings Statement F Codeforces Round 710 (Div. 3) {1506} PROGRAMMING Editorial
5102 Cut and Stick binary search data structures greedy probabilities sortings Statement D Codeforces Round 716 (Div. 2) {1514} PROGRAMMING 2000.0 Codeforces round #716 editorial
12947 Phoenix and Socks greedy sortings two pointers Statement D Codeforces Global Round 14 {1515} PROGRAMMING 2000.0 Editorial
13922 Morning Jogging constructive algorithms greedy sortings Statement B Contest 2050 and Codeforces Round 718 (Div. 1 + Div. 2) {1517} PROGRAMMING 1250.0 Contest 2050 and Codeforces Round #718 (Div.1 + Div.2) Editorial
23797 Berland Regional brute force greedy sortings two pointers Statement C Educational Codeforces Round 108 (Rated for Div. 2) {1519} PROGRAMMING Educational Codeforces Round 108 Editorial
5094 Robot Collisions data structures greedy implementation sortings Statement C Educational Codeforces Round 109 (Rated for Div. 2) {1525} PROGRAMMING 90793
21310 Sifid and Strange Subsequences greedy sortings Statement B Codeforces Round 722 (Div. 2) {1529} PROGRAMMING 1250.0 Codeforces Round #722 Editorial
15747 Pursuit binary search greedy sortings Statement C Codeforces Round 733 (Div. 1 + Div. 2, based on VK Cup 2021 - Elimination (Engine)) {1530} PROGRAMMING 1000.0 Codeforces Round #733 Editorial (all problems)
34615 Array Reodering brute force greedy math number theory sortings Statement B Educational Codeforces Round 110 (Rated for Div. 2) {1535} PROGRAMMING 91481
33699 Stable Groups greedy sortings Statement C Codeforces Round 727 (Div. 2) {1539} PROGRAMMING 1250.0 tutorial 1200
12910 PriceFixed binary search data structures greedy sortings two pointers Statement D Codeforces Round 727 (Div. 2) {1539} PROGRAMMING 1500.0 tutorial 1600
1092 Strange Array data structures greedy sortings Statement F Codeforces Round 727 (Div. 2) {1539} PROGRAMMING 2500.0 tutorial 2600
15142 Great Graphs constructive algorithms graphs greedy shortest paths sortings Statement A Codeforces Round 728 (Div. 1) {1540} PROGRAMMING 500.0 Tutorial
14722 Interesting Story greedy sortings strings Statement C Codeforces Round 734 (Div. 3) {1551} PROGRAMMING Editorial for Codeforces Round #734 (Div.3)
17165 Running for Gold combinatorics graphs greedy probabilities sortings Statement B Codeforces Global Round 15 {1552} PROGRAMMING 500.0 Editorial of Global Round 15
2155 Colors and Intervals constructive algorithms data structures greedy sortings Statement E Codeforces Global Round 15 {1552} PROGRAMMING 1500.0 Editorial of Global Round 15
24959 Moamen and k-subarrays greedy sortings Statement B Codeforces Round 737 (Div. 2) {1557} PROGRAMMING 1000.0 Codeforces Round #737 Editorial
23233 Deep Down Below binary search greedy sortings Statement C Codeforces Round 740 (Div. 2, based on VK Cup 2021 - Final (Engine)) {1561} PROGRAMMING 1250.0 Codeforces Round #740 Editorial 1300
8380 Seating Arrangements (hard version) data structures greedy implementation sortings two pointers Statement D2 Codeforces Global Round 16 {1566} PROGRAMMING 1000.0 Codeforces Global Round 16 Editorial
14792 Seating Arrangements (easy version) data structures greedy sortings Statement D1 Codeforces Global Round 16 {1566} PROGRAMMING 750.0 Codeforces Global Round 16 Editorial
18826 Slay the Dragon binary search greedy sortings Statement C Educational Codeforces Round 114 (Rated for Div. 2) {1574} PROGRAMMING 95188
17930 Two Arrays greedy math sortings Statement C Technocup 2022 - Elimination Round 2 {1584} PROGRAMMING 1000.0 Editorial for Technocup 2022 — Elimination Round 2 and Codeforces Round #755 (Div. 1, Div. 2) 900
24019 Gamer Hemose greedy math sortings Statement A Codeforces Round 746 (Div. 2) {1592} PROGRAMMING 500.0 95583
2400 Optimal Insertion data structures divide and conquer greedy sortings Statement C Codeforces Round 751 (Div. 1) {1601} PROGRAMMING 2000.0 95865 2300
2069 Difficult Mountain data structures dp greedy sortings Statement D Codeforces Round 751 (Div. 1) {1601} PROGRAMMING 2250.0 95865 2700
19500 Reverse Sort greedy sortings Statement B Codeforces Round 754 (Div. 2) {1605} PROGRAMMING 1000.0 tutorial 1000
18298 Blue-Red Permutation greedy math sortings Statement D Codeforces Round 753 (Div. 3) {1607} PROGRAMMING Codeforces Round #753 (Div. 3) Editorial
1479 Banquet Preparations 2 greedy sortings Statement H Codeforces Round 753 (Div. 3) {1607} PROGRAMMING Codeforces Round #753 (Div. 3) Editorial
1052 Max Sum Array combinatorics constructive algorithms greedy sortings Statement G Educational Codeforces Round 117 (Rated for Div. 2) {1612} PROGRAMMING 97164
2935 Messages greedy math probabilities sortings Statement E Educational Codeforces Round 117 (Rated for Div. 2) {1612} PROGRAMMING 97164
2005 Trader Problem binary search data structures dsu greedy math sortings Statement G Codeforces Round 760 (Div. 3) {1618} PROGRAMMING Codeforces Round #760 (Div. 3) Editorial
8746 New Year's Problem binary search brute force greedy sortings Statement D Codeforces Round 762 (Div. 3) {1619} PROGRAMMING Tutorial
10385 MEX and Increments constructive algorithms data structures dp greedy math sortings Statement E Codeforces Round 762 (Div. 3) {1619} PROGRAMMING Tutorial
1960 New School binary search data structures greedy implementation sortings Statement E Hello 2022 {1621} PROGRAMMING 2250.0
22506 Berland Music greedy sortings Statement B Educational Codeforces Round 120 (Rated for Div. 2) {1622} PROGRAMMING Educational Codeforces Round 120 Editorial
19448 Palindromes Coloring binary search greedy sortings strings Statement D Codeforces Round 764 (Div. 3) {1624} PROGRAMMING Codeforces Round #764 (Div. 3) Editorial
17680 Not Sitting games greedy sortings Statement B Codeforces Round 766 (Div. 2) {1627} PROGRAMMING 1250.0 Codeforces Round #766 (Div. 2) Editorial
31125 Download More RAM greedy sortings Statement A Codeforces Round 767 (Div. 2) {1629} PROGRAMMING 500.0 Editorial of Codeforces Round #767
3387 Paint the Middle data structures dp greedy sortings Statement C Codeforces Round 768 (Div. 1) {1630} PROGRAMMING 1250.0 Editorial of Codeforces Round #768
2880 Cars constructive algorithms dfs and similar dsu graphs greedy sortings Statement E Codeforces Round 772 (Div. 2) {1635} PROGRAMMING 2250.0 Codeforces Round #772 Editorial
19085 Great Sequence brute force greedy sortings Statement A Codeforces Round 773 (Div. 1) {1641} PROGRAMMING 500.0 Codeforces Round #773 editorial
22945 Quality vs Quantity brute force constructive algorithms greedy sortings two pointers Statement B Codeforces Round 774 (Div. 2) {1646} PROGRAMMING 1000.0 Codeforces Round #774 (Div. 2) Editorial 800
4503 Rescheduling the Exam binary search data structures greedy implementation math sortings Statement E Codeforces Round 776 (Div. 3) {1650} PROGRAMMING 100712
18816 Weight of the System of Nested Segments greedy hashing implementation sortings Statement C Codeforces Round 776 (Div. 3) {1650} PROGRAMMING 100712
14664 Alice and the Cake constructive algorithms data structures greedy sortings Statement C Codeforces Round 778 (Div. 1 + Div. 2, based on Technocup 2022 Final Round) {1654} PROGRAMMING 1250.0 Editorial of Codeforces Round #778 (Div. 1 + Div. 2, based on Technocup 2022 Final Round) 1400
19462 Maximum Cake Tastiness greedy implementation sortings Statement A Codeforces Round 778 (Div. 1 + Div. 2, based on Technocup 2022 Final Round) {1654} PROGRAMMING 500.0 Editorial of Codeforces Round #778 (Div. 1 + Div. 2, based on Technocup 2022 Final Round) 800
36130 Array Cloning Technique constructive algorithms greedy sortings Statement B Codeforces Round 781 (Div. 2) {1665} PROGRAMMING 750.0 Codeforces Round #781 (Div. 2) Editorial
18028 Social Distance greedy math sortings Statement B Codeforces Round 783 (Div. 2) {1668} PROGRAMMING 500.0 Codeforces Round #783 Editorial 900
16076 Prof. Slim greedy implementation sortings Statement A Codeforces Round 788 (Div. 2) {1670} PROGRAMMING 500.0 Tutorial 800
34480 Eating Queries binary search greedy sortings Statement E Codeforces Round 790 (Div. 4) {1676} PROGRAMMING Codeforces Round #790 (Div. 4) Editorial
20723 Longest Strike data structures greedy implementation sortings two pointers Statement F Codeforces Round 790 (Div. 4) {1676} PROGRAMMING Codeforces Round #790 (Div. 4) Editorial
62618 Equal Candies greedy math sortings Statement B Codeforces Round 790 (Div. 4) {1676} PROGRAMMING Codeforces Round #790 (Div. 4) Editorial
787 Unordered Swaps constructive algorithms dfs and similar graphs greedy math sortings Statement E Codeforces Round 793 (Div. 2) {1682} PROGRAMMING 2500.0 Codeforces Round #793 (Div. 2) Editorial
473 MCMF? data structures flows graphs greedy sortings two pointers Statement F Codeforces Round 793 (Div. 2) {1682} PROGRAMMING 2750.0 Codeforces Round #793 (Div. 2) Editorial
10911 Traps constructive algorithms greedy sortings Statement D Codeforces Round 792 (Div. 1 + Div. 2) {1684} PROGRAMMING 1500.0 Codeforces Round #792 (Div. 1 + Div. 2) Editorial 1700
18748 Circular Local MiniMax constructive algorithms greedy sortings Statement A Codeforces Round 794 (Div. 1) {1685} PROGRAMMING 500.0 103198 1100
4213 Railway System constructive algorithms dsu graphs greedy interactive sortings Statement B Codeforces Round 796 (Div. 1) {1687} PROGRAMMING 750.0 Editorial of Codeforces Round 796
19195 Patchouli's Magical Talisman bitmasks constructive algorithms greedy sortings Statement B Codeforces Round 796 (Div. 2) {1688} PROGRAMMING 750.0 Tutorial
17835 Lex String brute force greedy implementation sortings two pointers Statement A Codeforces Round 798 (Div. 2) {1689} PROGRAMMING 500.0 Editorial for Codeforces Round #798 (Div. 2)
2197 Number of Groups data structures dfs and similar dsu graphs greedy sortings Statement E CodeCraft-22 and Codeforces Round 795 (Div. 2) {1691} PROGRAMMING 2250.0 Editorial for CodeCraft-22 and Codeforces Round #795 (Div. 2)
40335 All Distinct greedy sortings Statement B Codeforces Round 799 (Div. 4) {1692} PROGRAMMING Codeforces Round #799 (Div. 4) Editorial
31572 Promo greedy sortings Statement B Educational Codeforces Round 130 (Rated for Div. 2) {1697} PROGRAMMING 103835
1882 PermutationForces II binary search brute force combinatorics constructive algorithms greedy sortings Statement E Codeforces Round 803 (Div. 2) {1698} PROGRAMMING 2000.0 Codeforces Round #803 (Div. 2) Editorial
6352 Permutation Restoration binary search data structures greedy math sortings Statement D Educational Codeforces Round 131 (Rated for Div. 2) {1701} PROGRAMMING Educational Codeforces Round 131 Editorial
32630 Yet Another Problem About Pairs Satisfying an Inequality binary search data structures dp greedy sortings Statement F Codeforces Round 806 (Div. 4) {1703} PROGRAMMING 104786
27102 Virus greedy sortings Statement C CodeTON Round 2 (Div. 1 + Div. 2, Rated, Prizes!) {1704} PROGRAMMING 1250.0 CodeTON Round 2 Editorial
21441 Sort Zero greedy sortings two pointers Statement C Codeforces Round 813 (Div. 2) {1712} PROGRAMMING 1500.0 Codeforces Round #813 (Div. 2) Editorial
7845 Maximum AND bitmasks brute force divide and conquer greedy math sortings Statement D Educational Codeforces Round 134 (Rated for Div. 2) {1721} PROGRAMMING 106416
27034 Line greedy sortings Statement D Codeforces Round 817 (Div. 4) {1722} PROGRAMMING 106478 1100
31858 Basketball Together binary search greedy sortings Statement B COMPFEST 14 - Preliminary Online Mirror (Unrated, ICPC Rules, Teams Preferred) {1725} PROGRAMMING Tutorial
514 A Certain Magical Party combinatorics greedy sortings Statement G Codeforces Round 819 (Div. 1 + Div. 2) and Grimoire of Code Annual Contest 2022 {1726} PROGRAMMING 3250.0 Codeforces Round #819 (Div. 1 + Div. 2) and Grimoire of Code Annual Contest 2022 Editorial
2091 Red-Black Pepper binary search brute force greedy math number theory sortings ternary search Statement E Educational Codeforces Round 135 (Rated for Div. 2) {1728} PROGRAMMING 106805
25561 Colored Balls: Revisited greedy implementation sortings Statement A Educational Codeforces Round 135 (Rated for Div. 2) {1728} PROGRAMMING 106805
18099 Minimum Notation data structures greedy math sortings Statement C Codeforces Round 823 (Div. 2) {1730} PROGRAMMING 1500.0 Codeforces Round #823 — editorial 1200
25057 Planets data structures data structures greedy sortings Statement A Codeforces Round 823 (Div. 2) {1730} PROGRAMMING 500.0 Codeforces Round #823 — editorial 800
21968 Consecutive Sum greedy sortings Statement A Codeforces Round 821 (Div. 2) {1733} PROGRAMMING 500.0 Codeforces Round #821 (Div. 2) Editorial
22535 Select Three Sticks greedy math sortings Statement A Codeforces Round 822 (Div. 2) {1734} PROGRAMMING 500.0 Codeforces Round #822 (Div.2) Editorial
1428 Connectivity Addicts constructive algorithms dsu graphs greedy interactive shortest paths sortings trees Statement F Codeforces Global Round 22 {1738} PROGRAMMING 2750.0 Editorial of Codeforces Global Round <strong>22</strong>
12474 Bricks and Bags constructive algorithms games greedy sortings Statement C Codeforces Round 831 (Div. 1 + Div. 2) {1740} PROGRAMMING 1500.0 Tutorial 1400
14407 Jumbo Extra Cheese 2 geometry greedy sortings Statement B Codeforces Round 831 (Div. 1 + Div. 2) {1740} PROGRAMMING 1000.0 Tutorial 800
63327 Increasing greedy implementation sortings Statement B Codeforces Round 827 (Div. 4) {1742} PROGRAMMING 107962
20889 Save the Magazines constructive algorithms greedy sortings string suffix structures Statement C Educational Codeforces Round 137 (Rated for Div. 2) {1743} PROGRAMMING Educational Codeforces Round 137 Editorial 1100
24932 Divisibility by 2^n greedy math sortings Statement D Codeforces Round 828 (Div. 3) {1744} PROGRAMMING Codeforces Round #828 (Div. 3) Editorial
5191 Paths on the Tree dfs and similar dp greedy sortings trees Statement D Codeforces Global Round 23 {1746} PROGRAMMING 1500.0 Codeforces Global Round 23 Editorial
15476 Quests binary search greedy sortings Statement F Codeforces Round 835 (Div. 4) {1760} PROGRAMMING 109348
1473 Doremy's Number Line binary search dp greedy sortings Statement E Codeforces Global Round 24 {1764} PROGRAMMING 2250.0 Codeforces Global Round 24 Editorial
22243 Block Towers greedy sortings Statement B Educational Codeforces Round 140 (Rated for Div. 2) {1767} PROGRAMMING 110225
15891 Elemental Decompress constructive algorithms greedy implementation sortings Statement C Codeforces Round 842 (Div. 2) {1768} PROGRAMMING 1500.0 Codeforces Round #842 (Div. 2) Editorial
1654 Gaining Rating binary search greedy math sortings Statement G Codeforces Round 839 (Div. 3) {1772} PROGRAMMING 110313
1007 Library game games greedy interactive sortings Statement C SWERC 2022-2023 - Online Mirror (Unrated, ICPC Rules, Teams Preferred) {1776} PROGRAMMING
2108 Anya's Simultaneous Exhibition constructive algorithms data structures graphs greedy interactive sortings Statement E Hello 2023 {1779} PROGRAMMING 2250.0
11120 Yet Another Tournament binary search greedy sortings Statement C Educational Codeforces Round 141 (Rated for Div. 2) {1783} PROGRAMMING Educational Codeforces Round 141 Editorial
34397 Matryoshkas data structures greedy sortings Statement D Codeforces Round 847 (Div. 3) {1790} PROGRAMMING 111948
6212 Teleporters (Hard Version) binary search greedy sortings Statement G2 Codeforces Round 849 (Div. 4) {1791} PROGRAMMING 112282
44250 Negatives and Positives greedy sortings Statement E Codeforces Round 849 (Div. 4) {1791} PROGRAMMING 112282
36590 Teleporters (Easy Version) greedy sortings Statement G1 Codeforces Round 849 (Div. 4) {1791} PROGRAMMING 112282
31533 GamingForces greedy sortings Statement A Educational Codeforces Round 142 (Rated for Div. 2) {1792} PROGRAMMING 111835
1380 Velepin and Marketing data structures dp greedy sortings Statement E Codeforces Round 852 (Div. 2) {1793} PROGRAMMING 2500.0 Codeforces Round #852 Editorial
21178 Showstopper greedy implementation sortings Statement A Codeforces Round 860 (Div. 2) {1798} PROGRAMMING 500.0 Editorial of Codeforces Round 860 (Div. 2) 800
1115 Halve or Subtract brute force flows greedy sortings Statement F Codeforces Round 854 by cybercats (Div. 1 + Div. 2) {1799} PROGRAMMING 2500.0 Codeforces Round #854 Editorial
4205 Music Festival binary search data structures dp greedy sortings Statement C Codeforces Round 857 (Div. 1) {1801} PROGRAMMING 1250.0 Codeforces Round #857 Editorial
7791 Buying gifts data structures dp greedy sortings Statement B Codeforces Round 857 (Div. 1) {1801} PROGRAMMING 1000.0 Codeforces Round #857 Editorial
2980 The way home dp graphs greedy shortest paths sortings Statement D Codeforces Round 857 (Div. 1) {1801} PROGRAMMING 1750.0 Codeforces Round #857 Editorial
541 Survival of the Weakest (hard version) greedy sortings two pointers Statement F2 Codeforces Round 862 (Div. 2) {1805} PROGRAMMING 1750.0 Editorial of Codeforces Round #862 (Div. 2)
486 GCD Master (easy version) greedy math number theory sortings Statement F1 Codeforces Round 858 (Div. 2) {1806} PROGRAMMING 2500.0 Codeforces Round #858 (Div. 2) Editorial
493 GCD Master (hard version) greedy math sortings Statement F2 Codeforces Round 858 (Div. 2) {1806} PROGRAMMING 1500.0 Codeforces Round #858 (Div. 2) Editorial
22851 Subsequence Addition (Easy Version) brute force dp greedy implementation sortings Statement G1 Codeforces Round 859 (Div. 4) {1807} PROGRAMMING 114143
29968 Subsequence Addition (Hard Version) dp greedy implementation math sortings Statement G2 Codeforces Round 859 (Div. 4) {1807} PROGRAMMING 114143
16793 Make It Permutation brute force greedy sortings Statement C CodeTON Round 4 (Div. 1 + Div. 2, Rated, Prizes!) {1810} PROGRAMMING 1000.0 Editorial of CodeTON Round 4 (Div. 1 + Div. 2, Rated, Prizes!)
12680 Search in Parallel greedy math sortings Statement C Educational Codeforces Round 146 (Rated for Div. 2) {1814} PROGRAMMING Educational Codeforces Round 146 Editorial
4346 The Butcher greedy implementation sortings two pointers Statement B Codeforces Round 866 (Div. 1) {1819} PROGRAMMING 1250.0 Codeforces Round #866 (Div.1, Div.2, based on Lipetsk Team Olympiad) Editorial
2777 Rearrange Brackets dp greedy math sortings Statement E Educational Codeforces Round 147 (Rated for Div. 2) {1821} PROGRAMMING 115296
17579 Trust Nobody brute force greedy implementation sortings Statement A Codeforces Round 870 (Div. 2) {1826} PROGRAMMING 500.0 Codeforces Round #870 (Div. 2) Editorial 1200
30055 Restore the Weather greedy sortings Statement B Codeforces Round 874 (Div. 3) {1833} PROGRAMMING 116636
5682 Survey in Class constructive algorithms data structures greedy implementation sortings Statement D Codeforces Round 879 (Div. 2) {1834} PROGRAMMING 1750.0 Codeforces Round #879 Editorial
1145 Lottery binary search brute force greedy math sortings two pointers Statement B Codeforces Round 880 (Div. 1) {1835} PROGRAMMING 1250.0 Codeforces Round 880 Editorial
16729 Lamps data structures greedy sortings two pointers Statement B Codeforces Round 876 (Div. 2) {1839} PROGRAMMING 1000.0 Codeforces Round #876 (Div. 2) Editorial
16742 Wooden Toy Festival binary search greedy sortings Statement D Codeforces Round 878 (Div. 3) {1840} PROGRAMMING Codeforces Round #878 (Div.3) Editorial
5413 Pairs of Segments data structures dp greedy sortings Statement D Educational Codeforces Round 150 (Rated for Div. 2) {1841} PROGRAMMING 117262
37771 Sasha and Array Coloring greedy sortings Statement A Codeforces Round 881 (Div. 3) {1843} PROGRAMMING Codeforces Round #881 (Div. 3) Editorial
518 Min Cost Permutation (Hard Version) binary search data structures graphs greedy sortings Statement F2 Codeforces Round 884 (Div. 1 + Div. 2) {1844} PROGRAMMING 1000.0 Codeforces Round #884 (Div. 1 + Div. 2) Editorial
21893 Rudolf and the Another Competition constructive algorithms greedy implementation sortings Statement C Codeforces Round 883 (Div. 3) {1846} PROGRAMMING
1120 The Boss's Identity binary search bitmasks data structures dfs and similar greedy math sortings Statement F Codeforces Round 882 (Div. 2) {1847} PROGRAMMING 3000.0 Tutorial
4326 Professor Higashikata brute force data structures dsu greedy implementation sortings Statement D Codeforces Round 882 (Div. 2) {1847} PROGRAMMING 2000.0 Tutorial
22982 The Man who became a God greedy sortings Statement A Codeforces Round 882 (Div. 2) {1847} PROGRAMMING 500.0 Tutorial
26803 Vika and the Bridge binary search data structures greedy implementation math sortings Statement B Codeforces Round 885 (Div. 2) {1848} PROGRAMMING 1000.0 Codeforces Round #885 (Div.2) Editorial
48819 Monsters greedy sortings Statement B Educational Codeforces Round 152 (Rated for Div. 2) {1849} PROGRAMMING 118752
66390 Balanced Round brute force greedy implementation sortings Statement D Codeforces Round 886 (Div. 4) {1850} PROGRAMMING Codeforces Round #886 (Div. 4) Editorial
7843 Lisa and the Martians bitmasks data structures greedy math sortings strings trees Statement F Codeforces Round 888 (Div. 3) {1851} PROGRAMMING 118667
13732 Nastya and Potions dfs and similar dp graphs greedy shortest paths sortings Statement E Codeforces Round 888 (Div. 3) {1851} PROGRAMMING 118667
5569 Imbalanced Arrays constructive algorithms greedy sortings two pointers Statement B Codeforces Round 887 (Div. 1) {1852} PROGRAMMING 750.0 Codeforces Round 887 (Div 1, Div 2) Tutorial
5704 Counting Graphs combinatorics divide and conquer dsu graphs greedy sortings Statement G Codeforces Round 891 (Div. 3) {1857} PROGRAMMING 119134
45412 Assembly via Minimums greedy sortings Statement C Codeforces Round 891 (Div. 3) {1857} PROGRAMMING 119134
8102 Andrey and Escape from Capygrad binary search data structures dp dsu greedy sortings two pointers Statement D Codeforces Round 892 (Div. 2) {1859} PROGRAMMING 1750.0 Video solutions from Geothermal.
47971 Olya and Game with Arrays constructive algorithms greedy math sortings Statement B Codeforces Round 892 (Div. 2) {1859} PROGRAMMING 1000.0 Video solutions from Geothermal.
16942 Split Sort greedy math sortings Statement B Pinely Round 2 (Div. 1 + Div. 2) {1863} PROGRAMMING 750.0
16837 Swap and Reverse greedy sortings strings Statement B Harbour.Space Scholarship Contest 2023-2024 (Div. 1 + Div. 2) {1864} PROGRAMMING 1000.0 Harbour.Space Scholarship Contest 2023-2024 (Div. 1 + Div. 2) Editorial
39246 Helmets in Night Light greedy sortings Statement A Codeforces Round 902 (Div. 1, based on COMPFEST 15 - Final Round) {1876} PROGRAMMING 500.0 Codeforces Round #902 (Div. 1, Div. 2, based on COMPFEST 15 — Final Round) Editorial
4001 Doremy's Drying Plan (Easy Version) brute force data structures dp greedy sortings Statement C1 Codeforces Round 906 (Div. 1) {1889} PROGRAMMING 750.0 Codeforces Round 906 Editorial
8758 Doremy's Connecting Plan greedy sortings Statement B Codeforces Round 906 (Div. 1) {1889} PROGRAMMING 1250.0 Codeforces Round 906 Editorial
1130 Brukhovich and Exams brute force greedy math sortings Statement E Codeforces Round 907 (Div. 2) {1891} PROGRAMMING 2000.0
22002 Smilo and Monsters constructive algorithms greedy sortings two pointers Statement C Codeforces Round 907 (Div. 2) {1891} PROGRAMMING 1000.0
11961 Neutral Tonality constructive algorithms greedy sortings two pointers Statement B Codeforces Round 908 (Div. 1) {1893} PROGRAMMING 1000.0 Codeforces Round 908 (Div. 1, Div, 2) Editorial
1935 Infinite Card Game brute force dfs and similar games graphs greedy sortings Statement E Educational Codeforces Round 157 (Rated for Div. 2) {1895} PROGRAMMING Educational Codeforces Round 157 Editorial
21760 Points and Minimum Distance greedy math sortings Statement B Educational Codeforces Round 157 (Rated for Div. 2) {1895} PROGRAMMING Educational Codeforces Round 157 Editorial
11923 Matching Arrays binary search constructive algorithms greedy sortings Statement C CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!) {1896} PROGRAMMING 1500.0 CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!) Editorial
18668 Queue Sort greedy implementation sortings Statement E Codeforces Round 909 (Div. 3) {1899} PROGRAMMING Разбор Codeforces Round 909 (Div. 3)
5879 Set To Max (Hard Version) binary search constructive algorithms data structures dsu greedy implementation sortings two pointers Statement D2 Codeforces Round 914 (Div. 2) {1904} PROGRAMMING 750.0 Codeforces Round 914 (Div. 2) Editorial
6100 Shift and Reverse greedy sortings Statement F Codeforces Round 913 (Div. 3) {1907} PROGRAMMING Codeforces Round 913 (Div. 3) Editorial
13485 Heavy Intervals constructive algorithms data structures dsu greedy math sortings Statement C Pinely Round 3 (Div. 1 + Div. 2) {1909} PROGRAMMING 1500.0 Editorial of Pinely Round 3 (Div. 1 + Div. 2)
14534 Game with Marbles (Easy Version) brute force games greedy sortings Statement E1 Codeforces Round 916 (Div. 3) {1914} PROGRAMMING Codeforces Round 916 (Div. 3) Editorial
15064 Game with Marbles (Hard Version) games greedy sortings Statement E2 Codeforces Round 916 (Div. 3) {1914} PROGRAMMING Codeforces Round 916 (Div. 3) Editorial
10613 Bicycles dp graphs greedy implementation shortest paths sortings Statement G Codeforces Round 918 (Div. 4) {1915} PROGRAMMING 123952
27630 Minimize Inversions constructive algorithms data structures greedy implementation sortings Statement B Codeforces Round 922 (Div. 2) {1918} PROGRAMMING 1000.0 Codeforces Round #922 (Div. 2) Editorial
4656 01 Tree data structures divide and conquer greedy implementation sortings trees Statement D Hello 2024 {1919} PROGRAMMING 1500.0 2100
23507 Summation Game dp games greedy sortings Statement B Codeforces Round 919 (Div. 2) {1920} PROGRAMMING 1000.0 Editorial for Codeforces Round #919 (Div. 2)
24803 Very Different Array greedy sortings two pointers Statement D Codeforces Round 920 (Div. 3) {1921} PROGRAMMING Editorial for Codeforces Round 920 (Div. 3)
21308 Equalize binary search greedy sortings two pointers Statement B Codeforces Round 924 (Div. 2) {1928} PROGRAMMING 1000.0 Codeforces Round 924 Editorial
35476 Sasha and the Beautiful Array constructive algorithms greedy sortings Statement A Codeforces Round 926 (Div. 2) {1929} PROGRAMMING 500.0 Codeforces Round #926 (Div. 2) Editorial.
8294 Lexicographically Largest constructive algorithms data structures greedy sortings Statement C think-cell Round 1 {1930} PROGRAMMING 1500.0 think-cell Round 1 Editorial
20501 Maximise The Score greedy sortings Statement A think-cell Round 1 {1930} PROGRAMMING 500.0 think-cell Round 1 Editorial
28041 Anna and the Valentine's Day Gift games greedy math sortings Statement E Codeforces Round 925 (Div. 3) {1931} PROGRAMMING 125878
24074 Turtle Tenacity: Continual Mods constructive algorithms greedy number theory sortings Statement D Codeforces Round 929 (Div. 3) {1933} PROGRAMMING Codeforces Round 929 (Div. 3) Editorial
42671 Turtle Puzzle: Rearrange and Negate greedy math sortings Statement A Codeforces Round 929 (Div. 3) {1933} PROGRAMMING Codeforces Round 929 (Div. 3) Editorial
5076 Charming Meals binary search brute force greedy sortings Statement B European Championship 2024 - Online Mirror (Unrated, ICPC Rules, Teams Preferred) {1949} PROGRAMMING European Championship 2024 (EUC) Editorial
1523 Dating greedy sortings trees Statement F European Championship 2024 - Online Mirror (Unrated, ICPC Rules, Teams Preferred) {1949} PROGRAMMING European Championship 2024 (EUC) Editorial
14026 Ticket Hoarding greedy math sortings Statement C Codeforces Global Round 25 {1951} PROGRAMMING 1500.0 Codeforces Global Round 25 Editorial
8470 Colored Balls combinatorics dp greedy math sortings Statement D Educational Codeforces Round 164 (Rated for Div. 2) {1954} PROGRAMMING Educational Codeforces Round 164 Editorial
10848 Long Inversions brute force greedy implementation sortings Statement E Codeforces Round 938 (Div. 3) {1955} PROGRAMMING 128243
17326 Everything Nim games greedy math sortings Statement A Codeforces Round 941 (Div. 1) {1965} PROGRAMMING 500.0 Codeforces Round #941 (Div. 1, Div. 2) Editorial 1400
15318 Permutation Counting binary search greedy implementation math sortings Statement A Codeforces Round 942 (Div. 1) {1967} PROGRAMMING 750.0 Tutorial 1400
5847 Shop Game data structures greedy math sortings Statement D Educational Codeforces Round 165 (Rated for Div. 2) {1969} PROGRAMMING Educational Codeforces Round 165 Editorial 1900
31184 Binary Cut dp greedy implementation sortings strings Statement D Codeforces Round 944 (Div. 4) {1971} PROGRAMMING Codeforces Round 944 (Div. 4) Editorial 1100
10031 Cat, Fox and Double Maximum constructive algorithms greedy implementation math sortings Statement C Codeforces Round 945 (Div. 2) {1973} PROGRAMMING 1500.0 Editorial for Codeforces Round #945 (Div. 2) 1700
6278 Money Buys Less Happiness Now data structures greedy sortings Statement G Codeforces Round 946 (Div. 3) {1974} PROGRAMMING Codeforces Round #946 (Div. 3) Editorial 2000
21363 378QAQ and Mocha's Array brute force greedy math sortings Statement B Codeforces Round 947 (Div. 1 + Div. 2) {1975} PROGRAMMING 500.0 editorial_zh.pdf 1000
20962 Bazoka and Mocha's Array brute force greedy implementation sortings Statement A Codeforces Round 947 (Div. 1 + Div. 2) {1975} PROGRAMMING 250.0 editorial_zh.pdf 800
1033 Remove Bridges data structures dfs and similar dp greedy sortings trees Statement F Educational Codeforces Round 166 (Rated for Div. 2) {1976} PROGRAMMING Educational Codeforces Round 166 Editorial
8225 Nikita and LCM brute force data structures dp greedy math number theory sortings Statement C Codeforces Round 948 (Div. 2) {1977} PROGRAMMING 1750.0 129858 1900
27703 Soccer greedy implementation math sortings Statement A Codeforces Round 955 (Div. 2, with prizes from NEAR!) {1982} PROGRAMMING 500.0 130839
11643 Swap Dilemma constructive algorithms divide and conquer greedy math sortings Statement D Codeforces Round 956 (Div. 2) and ByteRace 2024 {1983} PROGRAMMING 1750.0
30529 Matrix Stabilization brute force greedy sortings Statement B Codeforces Round 954 (Div. 3) {1986} PROGRAMMING 130762
26416 Update Queries data structures greedy sortings Statement C Codeforces Round 954 (Div. 3) {1986} PROGRAMMING 130762
7279 Smithing Skill brute force dp greedy math sortings two pointers Statement D Educational Codeforces Round 167 (Rated for Div. 2) {1989} PROGRAMMING Educational Codeforces Round 167 Editorial
27373 Submission Bait brute force games greedy sortings Statement A Codeforces Round 960 (Div. 2) {1990} PROGRAMMING 500.0 Video Tutorial
2843 Triangle Formation brute force greedy math sortings Statement F Pinely Round 4 (Div. 1 + Div. 2) {1991} PROGRAMMING 2500.0 Video Tutorial
50294 Only Pluses brute force constructive algorithms greedy math sortings Statement A Codeforces Round 957 (Div. 3) {1992} PROGRAMMING Shayan's Video Tutorial