Problemset - Codeforces

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

#	Name
720C	Homework constructive algorithms	3100	x96
720B	Cactusophobia dfs and similar, flows	2400	x388
720A	Closing ceremony greedy	2000	x804
719B	Anatoly and Cockroaches greedy	1400	x8329
719A	Vitya in the Countryside implementation	1100	x15377
718E	Matvey's Birthday bitmasks, graphs	3300	x331
718D	Andrew and Chemistry dp, hashing, trees	2900	x381
718C	Sasha and Array data structures, math, matrices	2300	x3355
718A	Efim and Strange Grade dp, implementation, math	1700	x4316
717I	Cowboy Beblop at his computer geometry	2800	x201
717H	Pokermon League challenge math, probabilities	2400	x416
717G	Underfail flows	2400	x618
717F	Heroes of Making Magic III data structures	2600	x284
717E	Paint it really, really dark gray dfs and similar	1900	x1426
717D	Dexterina’s Lab games, matrices, probabilities	1900	x1354
717C	Potions Homework implementation, sortings	1200	x3860
717B	R3D3’s Summer Adventure dp, greedy	2700	x135
717A	Festival Organization combinatorics, math, number theory	2900	x330
716B	Complete the Word greedy, two pointers	1300	x11775
716A	Crazy Computer implementation	800	x21743
715E	Complete the Permutations combinatorics, fft, graphs, math	3400	x340
715D	Create a Maze constructive algorithms	3100	x231
715C	Digit Tree dfs and similar, divide and conquer, dsu, trees	2700	x1902
715B	Complete The Graph binary search, constructive algorithms, graphs, shortest paths	2300	x2652
715A	Plus and Square Root constructive algorithms, math	1600	x5540
714B	Filya and Homework implementation, sortings	1200	x13972
714A	Meeting of Old Friends implementation, math	1100	x10665
713E	Sonya Partymaker binary search, dp	3300	x336
713D	Animals and Puzzle binary search, data structures	2700	x1073
713C	Sonya and Problem Wihtout a Legend dp, sortings	2300	x4732
713B	Searching Rectangles binary search, constructive algorithms, interactive	2200	x1416
713A	Sonya and Queries data structures, implementation	1400	x8316
712E	Memory and Casinos data structures, math, probabilities	2500	x598
712D	Memory and Scores combinatorics, dp, math	2200	x1609
712C	Memory and De-Evolution greedy, math	1600	x5497
712B	Memory and Trident implementation, strings	1100	x9596
712A	Memory and Crow implementation, math	800	x11500
711E	ZS and The Birthday Paradox math, number theory, probabilities	2300	x1237
711D	Directed Roads combinatorics, dfs and similar, graphs, math	1900	x4342
711C	Coloring Trees dp	1700	x7741
711B	Chris and Magic Square constructive algorithms, implementation	1400	x8346
711A	Bus to Udayland brute force, implementation	800	x28767
710F	String Set Queries brute force, data structures, hashing, interactive, string suffix structures, strings	2400	x1660
710E	Generate a String dfs and similar, dp	2000	x4955
710D	Two Arithmetic Progressions math, number theory	2500	x1150
710C	Magic Odd Square constructive algorithms, math	1500	x4974
710B	Optimal Point on a Line brute force, sortings	1400	x8507
710A	King Moves implementation	800	x13420
709B	Checkpoints greedy, implementation, sortings	1500	x4696
709A	Juicer implementation	900	x29765
708E	Student's Camp dp, math	3100	x921
708D	Incorrect Flow flows	2900	x684
708C	Centroids data structures, dfs and similar, dp, graphs, greedy, trees	2300	x2965
708B	Recover the String constructive algorithms, greedy, implementation, math	1900	x3192
708A	Letters Cyclic Shift constructive algorithms, greedy, implementation, strings	1200	x8837
707E	Garlands data structures	2400	x998
707D	Persistent Bookcase bitmasks, data structures, dfs and similar, implementation	2200	x2589
707C	Pythagorean Triples math, number theory	1500	x12258
707B	Bakery graphs	1300	x12730
707A	Brain's Photos implementation	800	x45882
706E	Working routine data structures, implementation	2500	x1112
706D	Vasiliy's Multiset binary search, bitmasks, data structures, trees	1800	x9205
706C	Hard problem dp, strings	1600	x15561
706B	Interesting drink binary search, dp, implementation	1100	x57801
706A	Beru-taxi brute force, geometry, implementation	900	x14231
705B	Spider Man games, math	1100	x9022
705A	Hulk implementation	800	x98741
704E	Iron Man data structures, geometry, trees	3300	x271
704D	Captain America flows, greedy	3100	x773
704C	Black Widow dp, graphs, implementation, math	2900	x456
704B	Ant Man dp, graphs, greedy	2500	x1555
704A	Thor brute force, data structures, implementation	1600	x8923
703E	Mishka and Divisors dp, number theory	2600	x584
703D	Mishka and Interesting sum data structures	2100	x3313
703C	Chris and Road geometry, implementation	2100	x1579
703B	Mishka and trip implementation, math	1400	x5628
703A	Mishka and Game implementation	800	x53259
702F	T-Shirts data structures	2800	x1140
702E	Analysis of Pathes in Functional Graph data structures, graphs	2100	x2253
702D	Road to Post Office math	1900	x3235
702C	Cellular Network binary search, implementation, two pointers	1500	x12873
702B	Powers of Two brute force, data structures, implementation, math	1500	x11277
702A	Maximum Increase dp, greedy, implementation	800	x41173
701C	They Are Everywhere binary search, strings, two pointers	1500	x13595
701B	Cells Not Under Attack data structures, math	1200	x11554
701A	Cards greedy, implementation	800	x18795
700E	Cool Slogans string suffix structures, strings	3300	x1108
700D	Huffman Coding on Segment data structures, greedy	3100	x444
700C	Break Up dfs and similar, graphs	2600	x1209
700B	Connecting Universities dfs and similar, dp, graphs, trees	1800	x3763
700A	As Fast As Possible binary search, math	1900	x3141
699B	One Bomb implementation	1400	x7502
699A	Launch of Collider implementation	1000	x15100
698F	Coprime Permutation combinatorics, number theory	3000	x427
698E	Cron	2800	x112
698D	Limak and Shooting Points brute force, geometry, math	2600	x500
698C	LRU bitmasks, dp, math, probabilities	2400	x1271
698B	Fix a Tree constructive algorithms, dfs and similar, dsu, graphs, trees	1700	x5599
698A	Vacations dp	1400	x28308
697B	Barnicle brute force, implementation, math, strings	1400	x5655