Problemset - Codeforces

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Codeforces Round (Div. 3)
32:05:49
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Problems

#	Name
950A	Left-handers, Right-handers and Ambidexters implementation, math	800	x14891
1419C	Killjoy greedy, implementation, math	1500	x14885
1446A	Knapsack constructive algorithms, greedy, sortings	1300	x14884
1450B	Balls of Steel brute force, geometry, greedy	1000	x14870
1772D	Absolute Sorting constructive algorithms, math	1400	x14869
1144C	Two Shuffled Sequences constructive algorithms, sortings	1000	x14858
1073A	Diverse Substring implementation, strings	1000	x14856
1781A	Parallel Projection geometry, math	800	x14844
1954C	Long Multiplication greedy, math, number theory	1200	x14843
1879C	Make it Alternating combinatorics, dp, greedy	1300	x14841
937A	Olympiad implementation, sortings	800	x14821
104A	Blackjack implementation	800	x14812
1107B	Digital root math, number theory	1000	x14806
1585B	Array Eversion greedy	900	x14792
1844C	Particles dp, greedy, implementation, math	1300	x14782
1265A	Beautiful String constructive algorithms, greedy	1000	x14763
1404A	Balanced Bitstring implementation, strings	1500	x14746
675A	Infinite Sequence math	1100	x14746
1864B	Swap and Reverse constructive algorithms, greedy, sortings, strings	1100	x14729
1008A	Romaji implementation, strings	900	x14727
1738B	Prefix Sum Addicts constructive algorithms, greedy, math, sortings	1200	x14726
1610B	Kalindrome Array greedy, two pointers	1100	x14726
285B	Find Marble implementation	1200	x14725
1954B	Make It Ugly implementation, math	1200	x14714
1307A	Cow and Haybales greedy, implementation	800	x14711
1419D2	Sage's Birthday (hard version) binary search, brute force, constructive algorithms, greedy, sortings, two pointers	1500	x14702
1876A	Helmets in Night Light greedy, sortings	1000	x14690
1108D	Diverse Garland constructive algorithms, dp, greedy	1400	x14690
1271A	Suits brute force, greedy, math	800	x14683
1816B	Grid Reconstruction constructive algorithms, greedy	1000	x14682
1237B	Balanced Tunnel data structures, sortings, two pointers	1300	x14670
1149A	Prefix Sum Primes constructive algorithms, greedy, math, number theory	1200	x14662
1894B	Two Out of Three constructive algorithms	1000	x14661
1016A	Death Note greedy, implementation, math	900	x14652
221A	Little Elephant and Function implementation, math	1000	x14648
1726B	Mainak and Interesting Sequence bitmasks, constructive algorithms, math	1100	x14628
1217A	Creating a Character binary search, math	1300	x14628
1277B	Make Them Odd greedy, number theory	1200	x14610
1637B	MEX and Array brute force, dp, greedy, math	1100	x14609
1584A	Mathematical Addition math	800	x14609
908A	New Year and Counting Cards brute force, implementation	800	x14603
771A	Bear and Friendship Condition dfs and similar, dsu, graphs	1500	x14603
1148A	Another One Bites The Dust greedy	800	x14596
146A	Lucky Ticket implementation	800	x14589
1808B	Playing in a Casino math, sortings	1200	x14584
1413A	Finding Sasuke constructive algorithms, math	800	x14582
1243B1	Character Swap (Easy Version) strings	1000	x14554
1519D	Maximum Sum of Products brute force, dp, implementation, math, two pointers	1600	x14549
84A	Toy Army math, number theory	900	x14549
1110A	Parity math	900	x14545
1863B	Split Sort greedy, math, sortings	1100	x14541
1065A	Vasya and Chocolate implementation, math	800	x14541
1391C	Cyclic Permutations combinatorics, dp, graphs, math	1500	x14535
1025A	Doggo Recoloring implementation, sortings	900	x14529
1185A	Ropewalkers math	800	x14523
454A	Little Pony and Crystal Mine implementation	800	x14512
1282A	Temporarily unavailable implementation, math	900	x14505
1834B	Maximum Strength greedy, math	1000	x14497
1826A	Trust Nobody brute force, greedy, implementation, sortings	1200	x14478
1717B	Madoka and Underground Competitions constructive algorithms, implementation	1100	x14475
1736C1	Good Subarrays (Easy Version) binary search, data structures, schedules, two pointers	1300	x14474
1797B	Li Hua and Pattern constructive algorithms, greedy	1100	x14472
1131C	Birthday binary search, greedy, sortings	1200	x14472
1617C	Paprika and Permutation binary search, greedy, math, sortings	1300	x14466
1690E	Price Maximization binary search, greedy, math, two pointers	1500	x14459
1839B	Lamps greedy, sortings	1100	x14451
1784A	Monsters (easy version) brute force, greedy	1000	x14446
1104B	Game with string data structures, implementation, math	1200	x14441
1187A	Stickers and Toys math	900	x14437
1741D	Masha and a Beautiful Tree dfs and similar, divide and conquer, graphs, sortings, trees	1300	x14429
1223B	Strings Equalization strings	1000	x14429
1452B	Toy Blocks binary search, greedy, math, sortings	1400	x14426
1706C	Qpwoeirut And The City dp, flows, greedy, implementation	1400	x14421
1296C	Yet Another Walking Robot data structures, implementation	1500	x14418
1038A	Equality implementation, strings	800	x14408
96B	Lucky Numbers (easy) binary search, bitmasks, brute force	1300	x14397
1732A	Bestie brute force, combinatorics, constructive algorithms, implementation, math, number theory	1000	x14396
1157B	Long Number greedy	1300	x14385
903A	Hungry Student Problem greedy, implementation	900	x14370
1704C	Virus greedy, implementation, sortings	1200	x14359
595A	Vitaly and Night constructive algorithms, implementation	800	x14352
1397B	Power Sequence brute force, math, number theory, sortings	1500	x14344
915A	Garden implementation	900	x14344
1638C	Inversion Graph data structures, dsu, graphs, math	1300	x14343
1667A	Make it Increasing brute force, greedy, math	1300	x14331
761A	Dasha and Stairs brute force, constructive algorithms, implementation, math	1000	x14327
1417B	Two Arrays greedy, math, sortings	1100	x14325
1266B	Dice Tower constructive algorithms, math	1000	x14323
1869B	2D Traveling geometry, math, shortest paths, sortings	1100	x14320
1851D	Prefix Permutation Sums implementation, math	1300	x14315
1582C	Grandma Capa Knits a Scarf brute force, data structures, greedy, strings, two pointers	1200	x14279
1881D	Divide and Equalize math, number theory	1300	x14269
1106C	Lunar New Year and Number Division greedy, implementation, math, sortings	900	x14266
1753A1	Make Nonzero Sum (easy version) constructive algorithms, dp, greedy	1300	x14263
1514C	Product 1 Modulo N greedy, number theory	1600	x14255
47A	Triangular numbers brute force, math	800	x14253
706A	Beru-taxi brute force, geometry, implementation	900	x14247
1066A	Vova and Train math	1100	x14245
1673B	A Perfectly Balanced String? brute force, greedy, strings	1100	x14244
1717C	Madoka and Formal Statement greedy	1300	x14230