Problemset - Codeforces

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Codeforces Round 940 (Div. 2) and CodeCraft-23
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Problems

#	Name
513E1	Subarray Cuts dp	2600	x462
512D	Fox And Travelling dp, trees	2900	x927
510D	Fox And Jumping bitmasks, brute force, dp, math	1900	x5157
509F	Progress Monitoring dp, trees	2300	x855
509C	Sums of Digits dp, greedy, implementation	2000	x1992
508E	Arthur and Brackets dp, greedy	2200	x1527
507E	Breaking Good dfs and similar, dp, graphs, shortest paths	2100	x2588
507D	The Maths Lecture dp, implementation	2200	x1676
506E	Mr. Kitayuta's Gift combinatorics, dp, matrices, strings	3000	x678
505C	Mr. Kitayuta, the Treasure Hunter dfs and similar, dp, two pointers	1900	x6046
505B	Mr. Kitayuta's Colorful Graph dfs and similar, dp, dsu, graphs	1400	x11990
500F	New Year Shopping divide and conquer, dp	2700	x693
500E	New Year Domino data structures, dp, dsu	2300	x1387
498E	Stairs and Lines dp, matrices	2700	x447
498D	Traffic Jams in the Land data structures, dp, number theory	2400	x1059
498B	Name That Tune dp, probabilities, two pointers	2400	x1141
497E	Subsequences Return dp, matrices	2900	x280
494D	Birthday data structures, dfs and similar, dp, trees	2700	x511
494C	Helping People dp, probabilities	2600	x826
494B	Obsessive String dp, strings	2000	x2561
490F	Treeland Tour data structures, dfs and similar, dp, trees	2200	x1544
489F	Special Matrices combinatorics, dp	2100	x1594
489E	Hiking binary search, dp	2300	x997
489C	Given Length and Sum of Digits... dp, greedy, implementation	1400	x44233
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x46163
487B	Strip binary search, data structures, dp, two pointers	2000	x3340
486E	LIS of Sequence data structures, dp, greedy, hashing, math	2200	x2013
486D	Valid Sets dfs and similar, dp, math, trees	2100	x3844
484D	Kindergarten data structures, dp, greedy	2400	x2405
482D	Random Function and Tree combinatorics, dp, trees	2700	x519
482C	Game with Strings bitmasks, dp, probabilities	2600	x868
480D	Parcels dp, graphs	2600	x450
479E	Riding in a Lift combinatorics, dp	1900	x4923
478D	Red-Green Towers dp	2000	x5428
477D	Dreamoon and Binary dp, strings	2700	x495
476E	Dreamoon and Strings dp, strings	2200	x1755
476B	Dreamoon and WiFi bitmasks, brute force, combinatorics, dp, math, probabilities	1300	x28897
474E	Pillars binary search, data structures, dp, sortings, trees	2000	x3075
474D	Flowers dp	1700	x23760
468E	Permanent dp, graph matchings, math, meet-in-the-middle	3100	x304
467E	Alex and Complicated Task data structures, dp, greedy	2300	x759
467D	Fedor and Essay dfs and similar, dp, graphs, hashing, strings	2400	x1759
467C	George and Job dp, implementation	1700	x14023
466D	Increase Sequence combinatorics, dp	2100	x2826
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x34426
464D	World of Darkraft - 2 dp, probabilities	2700	x654
464C	Substitutes in Number dp	2100	x1650
463D	Gargari and Permutations dfs and similar, dp, graphs, implementation	1900	x5900
461B	Appleman and Tree dfs and similar, dp, trees	2000	x5295
459E	Pashmak and Graph dp, sortings	1900	x5246
457F	An easy problem about trees dp, games, greedy, trees	3200	x102
455C	Civilization dfs and similar, dp, dsu, ternary search, trees	2100	x5111
455B	A Lot of Games dfs and similar, dp, games, implementation, strings, trees	1900	x5633
455A	Boredom dp	1500	x53882
453D	Little Pony and Elements of Harmony dp, matrices	3000	x458
453B	Little Pony and Harmony Chest bitmasks, brute force, dp	2000	x4511
449E	Jzzhu and Squares dp, math, number theory	2900	x280
449D	Jzzhu and Numbers bitmasks, combinatorics, dp	2400	x4036
448C	Painting Fence divide and conquer, dp, greedy	1900	x7779
446A	DZY Loves Sequences dp, implementation, two pointers	1600	x12219
441E	Valera and Number bitmasks, dp, math, probabilities	2400	x666
440D	Berland Federalization dp, trees	2200	x620
439E	Devu and Birthday Celebration combinatorics, dp, math	2100	x1470
437E	The Child and Polygon dp, geometry	2500	x687
436F	Banners brute force, data structures, dp	3000	x355
436D	Pudding Monsters dp	2800	x309
435D	Special Grid brute force, dp, greedy	2000	x743
433E	Tachibana Kanade's Tofu dp	2500	x469
433B	Kuriyama Mirai's Stones dp, implementation, sortings	1200	x36033
432D	Prefixes and Suffixes dp, string suffix structures, strings, two pointers	2000	x8139
431D	Random Task binary search, bitmasks, combinatorics, dp, math	2100	x2102
431C	k-Tree dp, implementation, trees	1600	x24402
429C	Guess the Tree bitmasks, constructive algorithms, dp, greedy, trees	2300	x898
429B	Working out dp	1600	x8271
427D	Match & Catch dp, string suffix structures, strings	2200	x2081
425E	Sereja and Sets dp	2500	x542
425C	Sereja and Two Sequences data structures, dp	2300	x880
424E	Colored Jenga dfs and similar, dp, probabilities	2500	x121
424D	Biathlon Track binary search, brute force, constructive algorithms, data structures, dp	2300	x553
417D	Cunning Gena bitmasks, dp, greedy, sortings	1900	x2367
417A	Elimination dp, implementation, math	1500	x2862
416E	President's Path dp, graphs, shortest paths	2500	x1386
416C	Booking System binary search, dp, greedy, implementation	1600	x7612
416B	Art Union brute force, dp, implementation	1300	x8425
414B	Mashmokh and ACM combinatorics, dp, number theory	1400	x20648
413D	2048 bitmasks, dp	2000	x748
407D	Largest Submatrix 3 dp, hashing	2700	x538
407B	Long Path dp, implementation	1600	x6395
404D	Minesweeper 1D dp, implementation	1900	x2051
403D	Beautiful Pairs of Numbers combinatorics, dp	2300	x1057
402D	Upgrading Array dp, greedy, math, number theory	1800	x2512
401D	Roman and Numbers bitmasks, brute force, combinatorics, dp, number theory	2000	x3956
398B	Painting The Wall dp, probabilities		x991
392B	Tower of Hanoi dp		x883
391F1	Stock Trading dp		x161
386D	Game with Points dp, graphs, implementation, shortest paths	2100	x410
386C	Diverse Substrings dp, strings, two pointers	2000	x709
385D	Bear and Floodlight bitmasks, dp, geometry	2200	x793
385C	Bear and Prime Numbers binary search, brute force, data structures, dp, implementation, math, number theory	1700	x9343
383E	Vowels combinatorics, divide and conquer, dp	2700	x2702