Problemset - Codeforces

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Codeforces Round 940 (Div. 2) and CodeCraft-23
37:32:08
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Problems

#	Name
1082E	Increasing Frequency binary search, dp, greedy	2000	x3982
1514D	Cut and Stick binary search, data structures, greedy, implementation, sortings	2000	x4069
514D	R2D2 and Droid Army binary search, data structures, two pointers	2000	x4098
1408D	Searchlights binary search, brute force, data structures, dp, implementation, sortings, two pointers	2000	x4151
1712D	Empty Graph binary search, constructive algorithms, data structures, greedy, shortest paths	2000	x4243
1574D	The Strongest Build binary search, brute force, data structures, dfs and similar, graphs, greedy, hashing, implementation	2000	x4325
1632D	New Year Concert binary search, data structures, greedy, math, number theory, two pointers	2000	x4447
1493C	K-beautiful Strings binary search, brute force, constructive algorithms, greedy, strings	2000	x4448
1657D	For Gamers. By Gamers. binary search, brute force, greedy, math, sortings	2000	x4691
1244E	Minimizing Difference binary search, constructive algorithms, greedy, sortings, ternary search, two pointers	2000	x4774
359D	Pair of Numbers binary search, brute force, data structures, math, two pointers	2000	x4805
1379C	Choosing flowers binary search, brute force, data structures, dfs and similar, dp, greedy, sortings, two pointers	2000	x5391
1156C	Match Points binary search, greedy, sortings, ternary search, two pointers	2000	x5743
1354C2	Not So Simple Polygon Embedding binary search, brute force, geometry, math	2000	x5797
1674E	Breaking the Wall binary search, brute force, constructive algorithms, greedy, math	2000	x6128
514C	Watto and Mechanism binary search, data structures, hashing, string suffix structures, strings	2000	x6443
1288D	Minimax Problem binary search, bitmasks, dp	2000	x6652
1370D	Odd-Even Subsequence binary search, dp, dsu, greedy, implementation	2000	x9072
1488D	Problemsolving Marathon *special problem, binary search, greedy	1900	x316
177E2	Space Voyage binary search	1900	x394
1488C	Two Policemen *special problem, binary search, brute force, math	1900	x397
421D	Bug in Code binary search, data structures, sortings	1900	x492
309C	Memory for Arrays binary search, bitmasks, greedy	1900	x1285
67D	Optical Experiment binary search, data structures, dp	1900	x1328
126A	Hot Bath binary search, brute force, math	1900	x1402
865B	Ordering Pizza binary search, sortings, ternary search	1900	x1648
1423B	Valuable Paper binary search, flows, graph matchings, graphs	1900	x1758
818E	Card Game Again binary search, data structures, number theory, two pointers	1900	x1859
883I	Photo Processing binary search, dp	1900	x1888
377B	Preparing for the Contest binary search, data structures, greedy, sortings	1900	x1969
524C	The Art of Dealing with ATM binary search, sortings	1900	x1979
553B	Kyoya and Permutation binary search, combinatorics, constructive algorithms, greedy, implementation, math	1900	x2094
222D	Olympiad binary search, greedy, sortings, two pointers	1900	x2124
613B	Skills binary search, brute force, dp, greedy, sortings, two pointers	1900	x2170
1141G	Privatization of Roads in Treeland binary search, constructive algorithms, dfs and similar, graphs, greedy, trees	1900	x2181
846D	Monitor binary search, data structures	1900	x2333
534D	Handshakes binary search, constructive algorithms, data structures, greedy	1900	x2366
367B	Sereja ans Anagrams binary search, data structures	1900	x2401
1081E	Missing Numbers binary search, constructive algorithms, greedy, math, number theory	1900	x2528
1887B	Time Travel binary search, graphs, shortest paths	1900	x2639
1063C	Dwarves, Hats and Extrasensory Abilities binary search, constructive algorithms, geometry, interactive	1900	x2782
343C	Read Time binary search, greedy, two pointers	1900	x2894
965D	Single-use Stones binary search, flows, greedy, two pointers	1900	x2957
496D	Tennis Game binary search	1900	x2976
6E	Exposition binary search, data structures, dsu, trees, two pointers	1900	x2980
803D	Magazine Ad binary search, greedy	1900	x3048
722D	Generating Sets binary search, data structures, dfs and similar, greedy, strings, trees	1900	x3071
700A	As Fast As Possible binary search, math	1900	x3141
613A	Peter and Snow Blower binary search, geometry, ternary search	1900	x3177
1801C	Music Festival binary search, data structures, dp, greedy, sortings	1900	x3182
650B	Image Preview binary search, brute force, dp, two pointers	1900	x3306
1216E1	Numerical Sequence (easy version) binary search, brute force, math	1900	x3340
1015E2	Stars Drawing (Hard Edition) binary search, dp, greedy	1900	x3456
111B	Petya and Divisors binary search, data structures, number theory	1900	x3532
1260D	A Game with Traps binary search, dp, greedy, sortings	1900	x3579
1902D	Robot Queries binary search, data structures, dp, implementation	1900	x3605
1891D	Suspicious logarithms binary search, brute force, math	1900	x3678
535C	Tavas and Karafs binary search, greedy, math	1900	x3702
1650E	Rescheduling the Exam binary search, data structures, greedy, implementation, math, sortings	1900	x3990
1237C2	Balanced Removals (Harder) binary search, constructive algorithms, divide and conquer, greedy, implementation, sortings	1900	x4124
1918D	Blocking Elements binary search, data structures, dp, implementation, two pointers	1900	x4186
1759G	Restore the Permutation binary search, constructive algorithms, data structures, greedy, math	1900	x4195
1463D	Pairs binary search, constructive algorithms, greedy, two pointers	1900	x4225
1569D	Inconvenient Pairs binary search, data structures, implementation, sortings, two pointers	1900	x4231
1697D	Guess The String binary search, constructive algorithms, interactive	1900	x4249
739B	Alyona and a tree binary search, data structures, dfs and similar, graphs, trees	1900	x4415
1791G2	Teleporters (Hard Version) binary search, greedy, sortings	1900	x4429
1747D	Yet Another Problem binary search, bitmasks, constructive algorithms, data structures	1900	x4457
1679D	Toss a Coin to Your Graph... binary search, dfs and similar, dp, graphs	1900	x4543
1208D	Restore Permutation binary search, data structures, greedy, implementation	1900	x4647
1821D	Black Cells binary search, brute force, greedy, math	1900	x4722
1153D	Serval and Rooted Tree binary search, dfs and similar, dp, greedy, trees	1900	x4746
1651D	Nearest Excluded Points binary search, data structures, dfs and similar, graphs, shortest paths	1900	x4789
1883G2	Dances (Hard Version) binary search, greedy, sortings, two pointers	1900	x4814
1739D	Reset K Edges binary search, data structures, dfs and similar, graphs, greedy, trees	1900	x4836
1371E1	Asterism (Easy Version) binary search, brute force, combinatorics, math, number theory, sortings	1900	x4944
1920D	Array Repetition binary search, brute force, dsu, implementation, math	1900	x5027
1696D	Permutation Graph binary search, constructive algorithms, data structures, divide and conquer, greedy, shortest paths	1900	x5149
1494C	1D Sokoban binary search, dp, greedy, implementation, two pointers	1900	x5218
1701D	Permutation Restoration binary search, data structures, greedy, math, sortings, two pointers	1900	x5447
1490G	Old Floppy Drive binary search, data structures, math	1900	x5451
1547F	Array Stabilization (GCD version) binary search, brute force, data structures, divide and conquer, number theory, two pointers	1900	x5462
1413C	Perform Easily binary search, brute force, dp, implementation, sortings, two pointers	1900	x5523
1251D	Salary Changing binary search, greedy, sortings	1900	x5605
1238D	AB-string binary search, combinatorics, dp, strings	1900	x5721
1700D	River Locks binary search, dp, greedy, math	1900	x5809
1436D	Bandit in a City binary search, dfs and similar, graphs, greedy, trees	1900	x5822
1342D	Multiple Testcases binary search, constructive algorithms, data structures, greedy, sortings, two pointers	1900	x5822
1560F1	Nearest Beautiful Number (easy version) binary search, bitmasks, brute force, constructive algorithms, dfs and similar, greedy	1900	x5888
1307D	Cow and Fields binary search, data structures, dfs and similar, graphs, greedy, shortest paths, sortings	1900	x5968
1117C	Magic Ship binary search	1900	x6304
808D	Array Division binary search, data structures, implementation	1900	x6709
1358D	The Best Vacation binary search, brute force, greedy, implementation, two pointers	1900	x7992
1486C2	Guessing the Greatest (hard version) binary search, interactive	1900	x8096
547B	Mike and Feet binary search, data structures, dp, dsu	1900	x8175
1354D	Multiset binary search, data structures	1900	x8227
1348D	Phoenix and Science binary search, constructive algorithms, greedy, implementation, math	1900	x8467
200D	Programming Language binary search, brute force, expression parsing, implementation	1800	x869
958F2	Lightsabers (medium) binary search, two pointers	1800	x1197
62B	Tyndex.Brome binary search, implementation	1800	x1262