Problemset - Codeforces

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Codeforces Round #726 (Div. 2)
02:15:00
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Difficulty: —

hashing

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Problems

#	Name
525A	Vitaliy and Pie greedy, hashing, strings	1100	x9221
1520D	Same Differences data structures, hashing, math	1200	x17523
4C	Registration System data structures, hashing, implementation	1300	x37952
486B	OR in Matrix greedy, hashing, implementation	1300	x11145
1451C	String Equality dp, greedy, hashing, implementation, strings	1400	x10471
182D	Common Divisors brute force, hashing, implementation, math, strings	1400	x5901
2A	Winner hashing, implementation	1500	x14664
1326D1	Prefix-Suffix Palindrome (Easy version) hashing, string suffix structures, strings	1500	x9010
1536C	Diluc and Kaeya data structures, dp, hashing, number theory	1500	x7625
1133D	Zero Quantity Maximization hashing, math, number theory	1500	x7619
574B	Bear and Three Musketeers brute force, dfs and similar, graphs, hashing	1500	x6295
39J	Spelling Check hashing, implementation, strings	1500	x1841
1527C	Sequence Pair Weight hashing, implementation, math	1600	x8191
1137B	Camp Schedule greedy, hashing, strings	1600	x3887
733D	Kostya the Sculptor data structures, hashing	1600	x3705
1045I	Palindrome Pairs hashing, strings	1600	x2293
126B	Password binary search, dp, hashing, string suffix structures, strings	1700	x10462
1360F	Spy-string bitmasks, brute force, constructive algorithms, dp, hashing, strings	1700	x8731
559B	Equivalent Strings divide and conquer, hashing, sortings, strings	1700	x8238
1468F	Full Turn geometry, hashing, number theory	1700	x2428
82B	Sets constructive algorithms, hashing, implementation	1700	x1635
316G1	Good Substrings hashing, strings	1700	x800
1326D2	Prefix-Suffix Palindrome (Hard version) binary search, greedy, hashing, string suffix structures, strings	1800	x6756
1500A	Going Home brute force, hashing, implementation, math	1800	x6247
242C	King's Path dfs and similar, graphs, hashing, shortest paths	1800	x4827
1225D	Power Products hashing, math, number theory	1800	x4661
1109B	Sasha and One More Name constructive algorithms, hashing, strings	1800	x3500
245H	Queries for Number of Palindromes dp, hashing, strings	1800	x3113
533E	Correcting Mistakes constructive algorithms, dp, greedy, hashing, strings, two pointers	1800	x1802
724C	Ray Tracing greedy, hashing, implementation, math, number theory, sortings	1800	x1784
79C	Beaver data structures, dp, greedy, hashing, strings, two pointers	1800	x1374
54B	Cutting Jigsaw Puzzle hashing, implementation	1800	x580
463C	Gargari and Bishops greedy, hashing, implementation	1900	x6606
1470B	Strange Definition bitmasks, graphs, hashing, math, number theory	1900	x4653
1228D	Complete Tripartite brute force, constructive algorithms, graphs, hashing, implementation	1900	x4246
1214D	Treasure Island dfs and similar, dp, flows, hashing	1900	x3966
535D	Tavas and Malekas greedy, hashing, string suffix structures, strings	1900	x2856
835D	Palindromic characteristics brute force, dp, hashing, strings	1900	x2705
1277D	Let's Play the Words? data structures, hashing, implementation, math	1900	x2444
757C	Felicity is Coming! data structures, hashing, sortings, strings	1900	x2106
633C	Spy Syndrome 2 data structures, dp, hashing, implementation, sortings, string suffix structures, strings	1900	x1983
514C	Watto and Mechanism binary search, data structures, hashing, string suffix structures, strings	2000	x4462
1200E	Compress Words brute force, hashing, implementation, string suffix structures, strings	2000	x3829
611D	New Year and Ancient Prophecy dp, hashing, strings	2000	x2137
633D	Fibonacci-ish brute force, dp, hashing, implementation, math	2000	x2060
113B	Petr# brute force, data structures, hashing, strings	2000	x1883
291E	Tree-String Problem *special problem, dfs and similar, hashing, strings	2000	x1049
958A2	Death Stars (medium) hashing, strings	2000	x689
228C	Fractal Detector dp, hashing	2000	x398
1493D	GCD of an Array brute force, data structures, hashing, implementation, math, number theory, sortings, two pointers	2100	x3092
1284D	New Year and Conference binary search, data structures, hashing, sortings	2100	x2352
762C	Two strings binary search, hashing, strings, two pointers	2100	x1817
128B	String brute force, constructive algorithms, hashing, implementation, string suffix structures, strings	2100	x1806
631D	Messenger data structures, hashing, implementation, string suffix structures, strings	2100	x1656
1056E	Check Transcription brute force, data structures, hashing, strings	2100	x1237
190E	Counter Attack data structures, dsu, graphs, hashing, sortings	2100	x955
7D	Palindrome Degree hashing, strings	2200	x2287
486E	LIS of Sequence data structures, dp, greedy, hashing, math	2200	x1429
526D	Om Nom and Necklace hashing, string suffix structures, strings	2200	x1403
25E	Test hashing, strings	2200	x1322
567E	President and Roads dfs and similar, graphs, hashing, shortest paths	2200	x1174
639C	Bear and Polynomials hashing, implementation, math	2200	x1084
903E	Swapping Characters brute force, hashing, implementation, strings	2200	x976
19C	Deletion of Repeats greedy, hashing, string suffix structures	2200	x754
1003F	Abbreviation dp, hashing, strings	2200	x741
65D	Harry Potter and the Sorting Hat brute force, dfs and similar, hashing	2200	x359
154C	Double Profiles graphs, hashing, sortings	2300	x1676
1476E	Pattern Matching bitmasks, data structures, dfs and similar, graphs, hashing, sortings, strings	2300	x1642
1394B	Boboniu Walks on Graph brute force, dfs and similar, graphs, hashing	2300	x1452
1322C	Instant Noodles graphs, hashing, math, number theory	2300	x1337
985F	Isomorphic Strings hashing, strings	2300	x1040
425D	Sereja and Squares binary search, data structures, hashing	2300	x1024
898F	Restoring the Expression brute force, hashing, math	2300	x814
877F	Ann and Books data structures, flows, hashing	2300	x761
727E	Games on a CD data structures, hashing, string suffix structures, strings	2300	x668
856B	Similar Words dp, hashing, strings, trees	2300	x378
212B	Polycarpus is Looking for Good Substrings bitmasks, hashing, implementation	2300	x288
1469E	A Bit Similar bitmasks, brute force, hashing, string suffix structures, strings, two pointers	2400	x1402
1257F	Make Them Similar bitmasks, brute force, hashing, meet-in-the-middle	2400	x1391
467D	Fedor and Essay dfs and similar, dp, graphs, hashing, strings	2400	x1378
1494E	A-Z Graph constructive algorithms, data structures, graphs, hashing	2400	x1142
869E	The Untended Antiquity data structures, hashing	2400	x1014
601D	Acyclic Organic Compounds data structures, dfs and similar, dsu, hashing, strings, trees	2400	x810
825F	String Compression dp, hashing, string suffix structures, strings	2400	x796
710F	String Set Queries brute force, data structures, hashing, interactive, string suffix structures, strings	2400	x778
533F	Encoding hashing, string suffix structures, strings	2400	x705
1129C	Morse Code binary search, data structures, dp, hashing, sortings, string suffix structures, strings	2400	x656
794D	Labelling Cities dfs and similar, graphs, hashing	2400	x626
1017E	The Supersonic Rocket geometry, hashing, strings	2400	x622
1182D	Complete Mirror constructive algorithms, dfs and similar, dp, hashing, implementation, trees	2400	x603
1252F	Regular Forestation hashing, trees	2400	x588
822E	Liar binary search, dp, hashing, string suffix structures	2400	x462
1166F	Vicky's Delivery Service data structures, dsu, graphs, hashing	2400	x454
28D	Don't fear, DravDe is kind binary search, data structures, dp, hashing	2400	x448
1045B	Space Isaac hashing, number theory	2400	x369
534F	Simplified Nonogram bitmasks, dp, hashing, meet-in-the-middle	2400	x343
534E	Berland Local Positioning System constructive algorithms, greedy, hashing, implementation	2400	x301
847L	Berland SU Computer Network dfs and similar, hashing, trees	2400	x252
350D	Looking for Owls binary search, data structures, geometry, hashing, sortings	2400	x189
580E	Kefa and Watch data structures, hashing, strings	2500	x1221

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