Problemset - Codeforces

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Codeforces Round 945 (Div. 2)
3 days
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Problems

#	Name
1367A	Short Substrings implementation, strings	800	x54936
455A	Boredom dp	1500	x54450
1760A	Medium Number implementation, sortings	800	x54011
1343B	Balanced Array constructive algorithms, math	800	x53770
313A	Ilya and Bank Account implementation, number theory	900	x53686
703A	Mishka and Game implementation	800	x53671
9A	Die Roll math, probabilities	800	x52693
43A	Football strings	1000	x52254
431A	Black Square implementation	800	x51619
1850A	To My Critics implementation, sortings	800	x51278
1374A	Required Remainder math	800	x50704
1367B	Even Array greedy, math	800	x50396
500A	New Year Transportation dfs and similar, graphs, implementation	1000	x50336
1352C	K-th Not Divisible by n binary search, math	1200	x50125
1915A	Odd One Out bitmasks, implementation	800	x49972
1624A	Plus One on the Subset math	800	x49867
1520A	Do Not Be Distracted! brute force, implementation	800	x49747
80A	Panoramix's Prediction brute force	800	x49728
1433A	Boring Apartments implementation, math	800	x49404
363B	Fence brute force, dp	1100	x49290
1873A	Short Sort brute force, implementation	800	x48974
1370A	Maximum GCD greedy, implementation, math, number theory	800	x48918
34B	Sale greedy, sortings	900	x48799
1619A	Square String? implementation, strings	800	x48613
1551A	Polycarp and Coins greedy, math	800	x48515
1360A	Minimal Square greedy, math	800	x48099
520B	Two Buttons dfs and similar, graphs, greedy, implementation, math, shortest paths	1400	x48037
279B	Books binary search, brute force, implementation, two pointers	1400	x47947
1353B	Two Arrays And Swaps greedy, sortings	800	x47610
1472B	Fair Division dp, greedy, math	800	x47586
1722A	Spell Check implementation	800	x47076
492A	Vanya and Cubes implementation	800	x46867
749A	Bachgold Problem greedy, implementation, math, number theory	800	x46651
1283A	Minutes Before the New Year math	800	x46646
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x46645
1475B	New Year's Number brute force, dp, math	900	x46519
1535A	Fair Playoff brute force, implementation	800	x46491
707A	Brain's Photos implementation	800	x46378
1343A	Candies brute force, math	900	x46353
1360B	Honest Coach greedy, sortings	800	x46143
1829A	Love Story implementation, strings	800	x46047
1374B	Multiply by 2, divide by 6 math	900	x45969
514A	Chewbaсca and Number greedy, implementation	1200	x45915
1426A	Floor Number implementation, math	800	x45614
1703B	ICPC Balloons data structures, implementation	800	x45571
456A	Laptops sortings	1100	x45540
1676B	Equal Candies greedy, math, sortings	800	x45295
474B	Worms binary search, implementation	1200	x44922
1742B	Increasing greedy, implementation, sortings	800	x44600
489C	Given Length and Sum of Digits... dp, greedy, implementation	1400	x44582
379A	New Year Candles implementation	1000	x44545
1873B	Good Kid brute force, greedy, math	800	x44518
1371A	Magical Sticks math	800	x44368
1294A	Collecting Coins math	800	x44360
460A	Vasya and Socks brute force, implementation, math	900	x44339
959A	Mahmoud and Ehab and the even-odd game games, math	800	x44245
1950A	Stair, Peak, or Neither? implementation	800	x44165
1772A	A+B? implementation	800	x44146
1857A	Array Coloring greedy, math	800	x43679
270A	Fancy Fence geometry, implementation, math	1100	x43517
1374C	Move Brackets greedy, strings	1000	x43498
1722B	Colourblindness implementation	800	x43345
731A	Night at the Museum implementation, strings	800	x43277
451B	Sort the Array implementation, sortings	1300	x43135
584A	Olesya and Rodion math	1000	x42956
1520B	Ordinary Numbers brute force, math, number theory	800	x42917
474A	Keyboard implementation	900	x42840
1520D	Same Differences data structures, hashing, math	1200	x42773
1399B	Gifts Fixing greedy	800	x42411
1542A	Odd Set math	800	x42382
1926A	Vlad and the Best of Five implementation	800	x42243
1791B	Following Directions geometry, implementation	800	x41947
1760B	Atilla's Favorite Problem greedy, implementation, strings	800	x41858
702A	Maximum Increase dp, greedy, implementation	800	x41601
313B	Ilya and Queries dp, implementation	1100	x41591
935A	Fafa and his Company brute force, implementation	800	x41575
476A	Dreamoon and Stairs implementation, math	1000	x41236
1850C	Word on the Paper implementation, strings	800	x41232
1829B	Blank Space implementation	800	x40974
1472A	Cards for Friends greedy, math	800	x40888
1791C	Prepend and Append implementation, two pointers	800	x40737
1311A	Add Odd or Subtract Even greedy, implementation, math	800	x40718
1850B	Ten Words of Wisdom implementation, sortings	800	x40503
233A	Perfect Permutation implementation, math	800	x40500
327A	Flipping Game brute force, dp, implementation	1200	x40043
1462A	Favorite Sequence implementation, two pointers	800	x40019
1921A	Square greedy, math	800	x40015
1669B	Triple implementation, sortings	800	x40014
742A	Arpa’s hard exam and Mehrdad’s naive cheat implementation, math, number theory	1000	x39964
580C	Kefa and Park dfs and similar, graphs, trees	1500	x39863
1807B	Grab the Candies greedy	800	x39860
1927A	Make it White greedy, strings	800	x39779
368B	Sereja and Suffixes data structures, dp	1100	x39572
1296A	Array with Odd Sum math	800	x39552
1454A	Special Permutation constructive algorithms, probabilities	800	x39340
1353A	Most Unstable Array constructive algorithms, greedy, math	800	x39012
1941A	Rudolf and the Ticket brute force, math	800	x39000
1729A	Two Elevators math	800	x38986
1878A	How Much Does Daytona Cost? greedy	800	x38948
1915B	Not Quite Latin Square bitmasks, brute force, implementation	800	x38671