Problemset - Codeforces

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Codeforces Round 940 (Div. 2) and CodeCraft-23
32:17:04
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Problems

#	Name
1194F	Crossword Expert combinatorics, dp, number theory, probabilities, two pointers	2400	x962
1190F	Tokitsukaze and Powers number theory, probabilities	3400	x86
1187F	Expected Square Beauty dp, math, probabilities	2500	x833
1172C2	Nauuo and Pictures (hard version) dp, probabilities	2600	x721
1172C1	Nauuo and Pictures (easy version) dp, probabilities	2300	x981
1156F	Card Bag dp, math, probabilities	2300	x1320
1153F	Serval and Bonus Problem combinatorics, dp, math, probabilities	2600	x748
1151F	Sonya and Informatics combinatorics, dp, matrices, probabilities	2300	x1135
1148G	Gold Experience constructive algorithms, graphs, math, number theory, probabilities	3300	x311
1139D	Steps to One dp, math, number theory, probabilities	2300	x1970
1114E	Arithmetic Progression binary search, interactive, number theory, probabilities	2200	x2762
1097D	Makoto and a Blackboard dp, math, number theory, probabilities	2200	x2555
1096F	Inversion Expectation dp, math, probabilities	2300	x1562
1096E	The Top Scorer combinatorics, dp, math, probabilities	2500	x857
1081G	Mergesort Strikes Back math, probabilities	3200	x336
1067D	Computer Game dp, greedy, math, probabilities	3100	x350
1061F	Lost Root interactive, probabilities	2400	x680
1045D	Interstellar battle math, probabilities, trees	2200	x627
1042E	Vasya and Magic Matrix dp, math, probabilities	2300	x1676
1039B	Subway Pursuit binary search, interactive, probabilities	2100	x2272
1009E	Intercity Travelling combinatorics, math, probabilities	2000	x2881
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x227
960E	Alternating Tree combinatorics, dfs and similar, divide and conquer, dp, probabilities, trees	2300	x1804
952D	I'm Feeling Lucky! probabilities	1800	x2387
949F	Astronomy geometry, probabilities	3300	x56
935D	Fafa and Ancient Alphabet math, probabilities	1900	x2513
930B	Game with String implementation, probabilities, strings	1600	x2586
913H	Don't Exceed math, probabilities	3400	x122
913F	Strongly Connected Tournament dp, graphs, math, probabilities	2800	x600
912D	Fishes data structures, graphs, greedy, probabilities, shortest paths	2100	x1932
908D	New Year and Arbitrary Arrangement dp, math, probabilities	2200	x2240
896C	Willem, Chtholly and Seniorious data structures, probabilities	2600	x3116
895E	Eyes Closed data structures, probabilities	2300	x906
870D	Something with XOR Queries brute force, interactive, probabilities	2000	x1192
859D	Third Month Insanity dp, probabilities, trees	2100	x846
846F	Random Query data structures, math, probabilities, two pointers	1800	x2197
843B	Interactive LowerBound brute force, interactive, probabilities	2000	x2129
840D	Destiny data structures, probabilities	2500	x2747
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x15816
802F	Marmots (hard) math, probabilities	2800	x119
768F	Barrels and boxes brute force, combinatorics, math, number theory, probabilities	2300	x997
768D	Jon and Orbs dp, math, probabilities	2200	x2744
749E	Inversions After Shuffle data structures, probabilities	2400	x1022
739E	Gosha is hunting brute force, data structures, dp, flows, math, probabilities, sortings	3000	x2040
717H	Pokermon League challenge math, probabilities	2400	x416
717D	Dexterina’s Lab games, matrices, probabilities	1900	x1356
712E	Memory and Casinos data structures, math, probabilities	2500	x598
711E	ZS and The Birthday Paradox math, number theory, probabilities	2300	x1237
698C	LRU bitmasks, dp, math, probabilities	2400	x1272
696B	Puzzles dfs and similar, math, probabilities, trees	1700	x3373
679D	Bear and Chase brute force, dfs and similar, graphs, implementation, math, probabilities	2900	x310
678E	Another Sith Tournament bitmasks, dp, math, probabilities	2200	x1894
662A	Gambling Nim bitmasks, math, matrices, probabilities	2400	x428
643E	Bear and Destroying Subtrees dp, math, probabilities, trees	2700	x578
641D	Little Artem and Random Variable dp, implementation, math, probabilities	2400	x1044
633E	Startup Funding binary search, constructive algorithms, data structures, probabilities, two pointers	2400	x566
629E	Famil Door and Roads combinatorics, data structures, dfs and similar, dp, probabilities, trees	2300	x965
626D	Jerry's Protest brute force, combinatorics, dp, probabilities	1800	x2646
623D	Birthday greedy, math, probabilities	2700	x465
621C	Wet Shark and Flowers combinatorics, math, number theory, probabilities	1700	x5274
618G	Combining Slimes dp, math, matrices, probabilities	3300	x215
605E	Intergalaxy Trips probabilities, shortest paths	2700	x1313
601C	Kleofáš and the n-thlon dp, math, probabilities	2300	x1284
596D	Wilbur and Trees dp, math, probabilities, sortings	2300	x672
559D	Randomizer combinatorics, geometry, probabilities	2800	x421
553E	Kyoya and Train dp, fft, graphs, math, probabilities	3200	x526
540D	Bad Luck Island dp, probabilities	1900	x5147
518D	Ilya and Escalator combinatorics, dp, math, probabilities	1700	x6659
513G2	Inversions problem dp, probabilities	2400	x624
513C	Second price auction bitmasks, probabilities	2000	x1516
498B	Name That Tune dp, probabilities, two pointers	2400	x1145
494C	Helping People dp, probabilities	2600	x827
482C	Game with Strings bitmasks, dp, probabilities	2600	x868
476B	Dreamoon and WiFi bitmasks, brute force, combinatorics, dp, math, probabilities	1300	x28904
464D	World of Darkraft - 2 dp, probabilities	2700	x654
457D	Bingo! combinatorics, math, probabilities	2700	x264
453A	Little Pony and Expected Maximum probabilities	1600	x9910
452C	Magic Trick combinatorics, math, probabilities	2100	x1395
446D	DZY Loves Games math, matrices, probabilities	2800	x377
444B	DZY Loves FFT probabilities	2300	x1021
442B	Andrey and Problem greedy, math, probabilities	1800	x4844
441E	Valera and Number bitmasks, dp, math, probabilities	2400	x667
424E	Colored Jenga dfs and similar, dp, probabilities	2500	x121
417E	Square Table constructive algorithms, math, probabilities	2400	x765
398B	Painting The Wall dp, probabilities		x991
364D	Ghd brute force, math, probabilities	2900	x1948
351B	Jeff and Furik combinatorics, dp, probabilities	1900	x2269
345A	Expecting Trouble *special problem, probabilities	1500	x474
335E	Counting Skyscrapers dp, math, probabilities	2800	x215
312B	Archer math, probabilities	1300	x11029
303E	Random Ranking dp, math, probabilities	3000	x309
293D	Ksusha and Square geometry, math, probabilities, two pointers	2700	x232
280C	Game on Tree implementation, math, probabilities, trees	2200	x3448
277D	Google Code Jam dp, probabilities	2800	x323
268E	Playlist math, probabilities, sortings	2100	x971
261B	Maxim and Restaurant dp, math, probabilities	1900	x1359
258D	Little Elephant and Broken Sorting dp, math, probabilities	2600	x1204
248E	Piglet's Birthday dp, math, probabilities	2600	x558
235B	Let's Play Osu! dp, math, probabilities	2000	x3312
229E	Gifts combinatorics, dp, math, probabilities	2600	x448