Problemset - Codeforces

→ Pay attention

Contest is running
2023 Post World Finals Online ICPC Challenge powered by Huawei
10 days
Register now »

Before contest
Codeforces Round 944 (Div. 4)
02:23:35
Register now »

→ Filter Problems

Difficulty: —

Add tag

Problems

#	Name
1367A	Short Substrings implementation, strings	800	x54879
455A	Boredom dp	1500	x54246
1760A	Medium Number implementation, sortings	800	x53874
1343B	Balanced Array constructive algorithms, math	800	x53710
313A	Ilya and Bank Account implementation, number theory	900	x53630
703A	Mishka and Game implementation	800	x53593
9A	Die Roll math, probabilities	800	x52584
43A	Football strings	1000	x52162
431A	Black Square implementation	800	x51529
1850A	To My Critics implementation, sortings	800	x51160
1374A	Required Remainder math	800	x50630
1367B	Even Array greedy, math	800	x50321
500A	New Year Transportation dfs and similar, graphs, implementation	1000	x50265
1352C	K-th Not Divisible by n binary search, math	1200	x49997
1624A	Plus One on the Subset math	800	x49808
1915A	Odd One Out bitmasks, implementation	800	x49755
1520A	Do Not Be Distracted! brute force, implementation	800	x49695
80A	Panoramix's Prediction brute force	800	x49620
1433A	Boring Apartments implementation, math	800	x49333
363B	Fence brute force, dp	1100	x49205
1873A	Short Sort brute force, implementation	800	x48812
1370A	Maximum GCD greedy, implementation, math, number theory	800	x48776
34B	Sale greedy, sortings	900	x48709
1619A	Square String? implementation, strings	800	x48546
1551A	Polycarp and Coins greedy, math	800	x48454
1360A	Minimal Square greedy, math	800	x48044
520B	Two Buttons dfs and similar, graphs, greedy, implementation, math, shortest paths	1400	x47969
279B	Books binary search, brute force, implementation, two pointers	1400	x47812
1353B	Two Arrays And Swaps greedy, sortings	800	x47567
1472B	Fair Division dp, greedy, math	800	x47527
1722A	Spell Check implementation	800	x46953
492A	Vanya and Cubes implementation	800	x46781
1283A	Minutes Before the New Year math	800	x46562
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x46562
749A	Bachgold Problem greedy, implementation, math, number theory	800	x46517
1475B	New Year's Number brute force, dp, math	900	x46452
1535A	Fair Playoff brute force, implementation	800	x46406
1343A	Candies brute force, math	900	x46299
707A	Brain's Photos implementation	800	x46286
1360B	Honest Coach greedy, sortings	800	x46104
1829A	Love Story implementation, strings	800	x45927
1374B	Multiply by 2, divide by 6 math	900	x45882
514A	Chewbaсca and Number greedy, implementation	1200	x45778
1426A	Floor Number implementation, math	800	x45556
456A	Laptops sortings	1100	x45482
1703B	ICPC Balloons data structures, implementation	800	x45473
1676B	Equal Candies greedy, math, sortings	800	x45213
474B	Worms binary search, implementation	1200	x44832
489C	Given Length and Sum of Digits... dp, greedy, implementation	1400	x44514
1742B	Increasing greedy, implementation, sortings	800	x44500
379A	New Year Candles implementation	1000	x44478
1873B	Good Kid brute force, greedy, math	800	x44353
1371A	Magical Sticks math	800	x44329
1294A	Collecting Coins math	800	x44300
460A	Vasya and Socks brute force, implementation, math	900	x44296
959A	Mahmoud and Ehab and the even-odd game games, math	800	x44164
1772A	A+B? implementation	800	x44036
1950A	Stair, Peak, or Neither? implementation	800	x43746
1857A	Array Coloring greedy, math	800	x43574
270A	Fancy Fence geometry, implementation, math	1100	x43481
1374C	Move Brackets greedy, strings	1000	x43431
1722B	Colourblindness implementation	800	x43268
731A	Night at the Museum implementation, strings	800	x43204
451B	Sort the Array implementation, sortings	1300	x43068
584A	Olesya and Rodion math	1000	x42874
1520B	Ordinary Numbers brute force, math, number theory	800	x42859
474A	Keyboard implementation	900	x42763
1520D	Same Differences data structures, hashing, math	1200	x42688
1399B	Gifts Fixing greedy	800	x42372
1542A	Odd Set math	800	x42322
1926A	Vlad and the Best of Five implementation	800	x42039
1791B	Following Directions geometry, implementation	800	x41893
1760B	Atilla's Favorite Problem greedy, implementation, strings	800	x41789
313B	Ilya and Queries dp, implementation	1100	x41555
935A	Fafa and his Company brute force, implementation	800	x41538
702A	Maximum Increase dp, greedy, implementation	800	x41516
476A	Dreamoon and Stairs implementation, math	1000	x41153
1850C	Word on the Paper implementation, strings	800	x41091
1829B	Blank Space implementation	800	x40855
1472A	Cards for Friends greedy, math	800	x40852
1311A	Add Odd or Subtract Even greedy, implementation, math	800	x40696
1791C	Prepend and Append implementation, two pointers	800	x40606
233A	Perfect Permutation implementation, math	800	x40438
1850B	Ten Words of Wisdom implementation, sortings	800	x40434
327A	Flipping Game brute force, dp, implementation	1200	x40002
1462A	Favorite Sequence implementation, two pointers	800	x39994
1669B	Triple implementation, sortings	800	x39936
1921A	Square greedy, math	800	x39910
742A	Arpa’s hard exam and Mehrdad’s naive cheat implementation, math, number theory	1000	x39899
1807B	Grab the Candies greedy	800	x39811
580C	Kefa and Park dfs and similar, graphs, trees	1500	x39800
1927A	Make it White greedy, strings	800	x39690
368B	Sereja and Suffixes data structures, dp	1100	x39531
1296A	Array with Odd Sum math	800	x39519
1454A	Special Permutation constructive algorithms, probabilities	800	x39028
1353A	Most Unstable Array constructive algorithms, greedy, math	800	x38978
1729A	Two Elevators math	800	x38942
1941A	Rudolf and the Ticket brute force, math	800	x38857
1878A	How Much Does Daytona Cost? greedy	800	x38824
1915B	Not Quite Latin Square bitmasks, brute force, implementation	800	x38559