Problemset - Codeforces

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Codeforces Round 945 (Div. 2)
13:03:03
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Problems

#	Name
627A	XOR Equation dp, math	1700	x3956
685A	Robbers' watch brute force, combinatorics, dp, math	1700	x4145
766C	Mahmoud and a Message brute force, dp, greedy, strings	1700	x4319
718A	Efim and Strange Grade dp, implementation, math	1700	x4324
294B	Shaass and Bookshelf dp, greedy	1700	x4379
1202B	You Are Given a Decimal String... brute force, dp, shortest paths	1700	x4501
1561D1	Up the Strip (simplified version) brute force, data structures, dp, math, number theory	1700	x5394
1015E1	Stars Drawing (Easy Edition) brute force, dp, greedy	1700	x5475
1884C	Medium Design brute force, data structures, dp, greedy, sortings	1700	x5476
1822F	Gardening Friends brute force, dfs and similar, dp, graphs, trees	1700	x5595
798C	Mike and gcd problem dp, greedy, number theory	1700	x5607
106C	Buns dp	1700	x5705
1881F	Minimum Maximum Distance dfs and similar, dp, graphs, shortest paths, trees	1700	x6037
1969C	Minimizing the Sum dp, implementation	1700	x6076
269B	Greenhouse Effect dp	1700	x6127
1562D1	Two Hundred Twenty One (easy version) data structures, dp, math	1700	x6189
1901D	Yet Another Monster Fight binary search, dp, greedy, implementation, math	1700	x6203
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x6351
1608C	Game Master data structures, dfs and similar, dp, graphs, greedy, two pointers	1700	x6421
1204C	Anna, Svyatoslav and Maps dp, graphs, greedy, shortest paths	1700	x6463
1091D	New Year and the Permutation Concatenation combinatorics, dp, math	1700	x6600
1879D	Sum of XOR Functions bitmasks, combinatorics, divide and conquer, dp, math	1700	x6615
518D	Ilya and Escalator combinatorics, dp, math, probabilities	1700	x6695
1731D	Valiant's New Map binary search, brute force, data structures, dp, two pointers	1700	x6744
1583C	Omkar and Determination data structures, dp	1700	x6815
915C	Permute Digits dp, greedy	1700	x6902
1239A	Ivan the Fool and the Probability Theory combinatorics, dp, math	1700	x7092
1692H	Gambling data structures, dp, greedy, math	1700	x7101
1594D	The Number of Imposters constructive algorithms, dfs and similar, dp, dsu, graphs	1700	x7110
1829H	Don't Blame Me bitmasks, combinatorics, dp, math	1700	x7111
1051D	Bicolorings bitmasks, dp	1700	x7151
1257D	Yet Another Monster Killing Problem binary search, data structures, dp, greedy, sortings, two pointers	1700	x7214
1743D	Problem with Random Tests brute force, dp, greedy, probabilities	1700	x7310
1779D	Boris and His Amazing Haircut constructive algorithms, data structures, dp, dsu, greedy, sortings	1700	x7524
1340B	Nastya and Scoreboard bitmasks, dp, graphs, greedy	1700	x7574
1278C	Berry Jam data structures, dp, greedy, implementation	1700	x7611
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x7628
1491C	Pekora and Trampoline brute force, data structures, dp, greedy, implementation	1700	x7725
1472E	Correct Placement binary search, data structures, dp, sortings, two pointers	1700	x7731
711C	Coloring Trees dp	1700	x7812
1512G	Short Task brute force, dp, math, number theory	1700	x7821
1497E1	Square-Free Division (easy version) data structures, dp, greedy, math, number theory, two pointers	1700	x8045
279C	Ladder dp, implementation, two pointers	1700	x8051
1693B	Fake Plastic Trees dfs and similar, dp, greedy, trees	1700	x8077
1422C	Bargain combinatorics, dp, math	1700	x8082
339C	Xenia and Weights constructive algorithms, dfs and similar, dp, graphs, greedy, shortest paths	1700	x8145
1557C	Moamen and XOR bitmasks, combinatorics, dp, math, matrices	1700	x8340
1061C	Multiplicity data structures, dp, implementation, math, number theory	1700	x8383
1476D	Journey dfs and similar, dp, dsu, implementation	1700	x8396
1392D	Omkar and Bed Wars dp, greedy	1700	x8448
1528B	Kavi on Pairing Duty combinatorics, dp, math	1700	x8481
1826D	Running Miles brute force, dp, greedy	1700	x8613
219D	Choosing Capital for Treeland dfs and similar, dp, graphs, trees	1700	x8625
1619E	MEX and Increments constructive algorithms, data structures, dp, greedy, implementation, math, sortings	1700	x8709
225C	Barcode dp, matrices	1700	x8773
1249E	By Elevator or Stairs? dp, shortest paths	1700	x9234
1681D	Required Length brute force, dfs and similar, dp, hashing, shortest paths	1700	x9277
567C	Geometric Progression binary search, data structures, dp	1700	x9289
1473D	Program data structures, dp, implementation, strings	1700	x9334
919D	Substring dfs and similar, dp, graphs	1700	x9359
385C	Bear and Prime Numbers binary search, brute force, data structures, dp, implementation, math, number theory	1700	x9393
4D	Mysterious Present dp, sortings	1700	x9693
1625C	Road Optimization dp	1700	x10075
1695C	Zero Path brute force, data structures, dp, graphs, greedy, shortest paths	1700	x10393
1335E1	Three Blocks Palindrome (easy version) binary search, brute force, data structures, dp, two pointers	1700	x10463
1626C	Monsters And Spells binary search, data structures, dp, greedy, implementation, math, two pointers	1700	x10624
546D	Soldier and Number Game constructive algorithms, dp, math, number theory	1700	x11257
1516C	Baby Ehab Partitions Again bitmasks, constructive algorithms, dp, math	1700	x11536
1360F	Spy-string bitmasks, brute force, constructive algorithms, dp, hashing, strings	1700	x11877
1324E	Sleeping Schedule dp, implementation	1700	x12612
276D	Little Girl and Maximum XOR bitmasks, dp, greedy, implementation, math	1700	x13013
295B	Greg and Graph dp, graphs, shortest paths	1700	x13146
349B	Color the Fence data structures, dp, greedy, implementation	1700	x13508
467C	George and Job dp, implementation	1700	x14112
118D	Caesar's Legions dp	1700	x16712
977F	Consecutive Subsequence dp	1700	x17033
126B	Password binary search, dp, hashing, string suffix structures, strings	1700	x17860
474D	Flowers dp	1700	x24007
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x34658
316B2	EKG dfs and similar, dp	1600	x1569
637D	Running with Obstacles *special problem, data structures, dp, greedy	1600	x1952
209A	Multicolored Marbles dp, math	1600	x2250
107B	Basketball Team combinatorics, dp, math, probabilities	1600	x3292
756B	Travel Card binary search, dp	1600	x3316
597B	Restaurant dp, greedy, sortings	1600	x4663
375B	Maximum Submatrix 2 data structures, dp, implementation, sortings	1600	x4959
615B	Longtail Hedgehog dp, graphs	1600	x4967
812B	Sagheer, the Hausmeister bitmasks, brute force, dp	1600	x5074
741B	Arpa's weak amphitheater and Mehrdad's valuable Hoses dfs and similar, dp, dsu	1600	x5141
734C	Anton and Making Potions binary search, dp, greedy, two pointers	1600	x5289
1033C	Permutation Game brute force, dp, games	1600	x5384
1056D	Decorate Apple Tree constructive algorithms, dfs and similar, dp, graphs, greedy, sortings, trees	1600	x5639
573B	Bear and Blocks binary search, data structures, dp, math	1600	x5703
71C	Round Table Knights dp, math, number theory	1600	x6238
777C	Alyona and Spreadsheet binary search, data structures, dp, greedy, implementation, two pointers	1600	x6282
814C	An impassioned circulation of affection brute force, dp, strings, two pointers	1600	x6313
407B	Long Path dp, implementation	1600	x6415
219C	Color Stripe brute force, dp, greedy	1600	x6551
1787C	Remove the Bracket dp, greedy, math	1600	x6734
682C	Alyona and the Tree dfs and similar, dp, graphs, trees	1600	x7008