Problemset - Codeforces

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Problems

#	Name
1383A	String Transformation 1 dsu, graphs, greedy, sortings, strings, trees, two pointers	1700	x10231
4D	Mysterious Present dp, sortings	1700	x9674
1478C	Nezzar and Symmetric Array implementation, math, sortings	1700	x9487
1684D	Traps constructive algorithms, greedy, sortings	1700	x9296
1462E2	Close Tuples (hard version) binary search, combinatorics, implementation, math, sortings, two pointers	1700	x9212
1253D	Harmonious Graph constructive algorithms, dfs and similar, dsu, graphs, greedy, sortings	1700	x8836
1783C	Yet Another Tournament binary search, greedy, sortings	1700	x8797
1619E	MEX and Increments constructive algorithms, data structures, dp, greedy, implementation, math, sortings	1700	x8668
382C	Arithmetic Progression implementation, sortings	1700	x8157
1361A	Johnny and Contribution constructive algorithms, graphs, greedy, sortings	1700	x8149
1893B	Neutral Tonality constructive algorithms, greedy, sortings, two pointers	1700	x8061
1777C	Quiz Master binary search, math, number theory, sortings, two pointers	1700	x7792
1472E	Correct Placement binary search, data structures, dp, sortings, two pointers	1700	x7717
1779D	Boris and His Amazing Haircut constructive algorithms, data structures, dp, dsu, greedy, sortings	1700	x7489
632C	The Smallest String Concatenation sortings, strings	1700	x7223
1257D	Yet Another Monster Killing Problem binary search, data structures, dp, greedy, sortings, two pointers	1700	x7203
1955E	Long Inversions brute force, greedy, implementation, sortings	1700	x6963
1889B	Doremy's Connecting Plan constructive algorithms, greedy, math, sortings	1700	x6732
1833F	Ira and Flamenco combinatorics, constructive algorithms, data structures, implementation, math, sortings, two pointers	1700	x6682
1000C	Covered Points Count data structures, implementation, sortings	1700	x6429
1930C	Lexicographically Largest binary search, constructive algorithms, data structures, greedy, sortings	1700	x6384
1792D	Fixed Prefix Permutations binary search, bitmasks, data structures, hashing, math, sortings	1700	x5873
439D	Devu and his Brother binary search, sortings, ternary search, two pointers	1700	x5792
1102E	Monotonic Renumeration combinatorics, sortings	1700	x5605
1884C	Medium Design brute force, data structures, dp, greedy, sortings	1700	x5432
732D	Exams binary search, greedy, sortings	1700	x5403
1148C	Crazy Diamond constructive algorithms, sortings	1700	x5109
1310A	Recommendations data structures, greedy, sortings	1700	x4970
567D	One-Dimensional Battle Ships binary search, data structures, greedy, sortings	1700	x4646
1468D	Firecrackers binary search, sortings	1700	x4458
978G	Petya's Exams greedy, implementation, sortings	1700	x4197
761D	Dasha and Very Difficult Problem binary search, brute force, constructive algorithms, greedy, sortings	1700	x3942
827A	String Reconstruction data structures, greedy, sortings, strings	1700	x3937
729C	Road to Cinema binary search, greedy, sortings	1700	x3847
631C	Report data structures, sortings	1700	x3740
1687B	Railway System constructive algorithms, graphs, greedy, interactive, sortings	1700	x3484
895B	XK Segments binary search, math, sortings, two pointers	1700	x3419
160C	Find Pair implementation, math, sortings	1700	x3380
1056C	Pick Heroes greedy, implementation, interactive, sortings	1700	x2318
596C	Wilbur and Points combinatorics, greedy, sortings	1700	x2234
925B	Resource Distribution binary search, implementation, sortings	1700	x2176
161B	Discounts constructive algorithms, greedy, sortings	1700	x1923
131E	Yet Another Task with Queens sortings	1700	x1811
81C	Average Score greedy, math, sortings	1700	x1624
216D	Spider's Web binary search, sortings, two pointers	1700	x1327
159E	Zebra Tower *special problem, data structures, greedy, sortings	1700	x988
1211C	Ice Cream *special problem, greedy, sortings	1700	x476
1398D	Colored Rectangles dp, greedy, sortings	1800	x10990
1437C	Chef Monocarp dp, flows, graph matchings, greedy, math, sortings	1800	x10114
1475D	Cleaning the Phone binary search, dp, sortings, two pointers	1800	x9715
459D	Pashmak and Parmida's problem data structures, divide and conquer, sortings	1800	x9500
1401D	Maximum Distributed Tree dfs and similar, dp, greedy, implementation, math, number theory, sortings, trees	1800	x8857
1572A	Book binary search, brute force, data structures, dp, graphs, implementation, sortings	1800	x8527
1286A	Garland dp, greedy, sortings	1800	x8387
1367D	Task On The Board constructive algorithms, greedy, implementation, sortings	1800	x7967
1560E	Polycarp and String Transformation binary search, implementation, sortings, strings	1800	x7647
1409E	Two Platforms binary search, dp, sortings, two pointers	1800	x7549
1420D	Rescue Nibel! combinatorics, data structures, sortings	1800	x7321
1619D	New Year's Problem binary search, greedy, sortings	1800	x7251
1296E1	String Coloring (easy version) constructive algorithms, dp, graphs, greedy, sortings	1800	x7096
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x7084
1213G	Path Queries divide and conquer, dsu, graphs, sortings, trees	1800	x6607
830A	Office Keys binary search, brute force, dp, greedy, sortings	1800	x6566
1859D	Andrey and Escape from Capygrad binary search, data structures, dp, dsu, greedy, sortings	1800	x6530
1394A	Boboniu Chats with Du dp, greedy, sortings, two pointers	1800	x6450
1870D	Prefix Purchase greedy, implementation, sortings	1800	x6416
1721D	Maximum AND bitmasks, dfs and similar, divide and conquer, greedy, sortings	1800	x6292
1156B	Ugly Pairs dfs and similar, greedy, implementation, sortings, strings	1800	x6127
1705D	Mark and Lightbulbs combinatorics, constructive algorithms, greedy, math, sortings	1800	x6095
1154E	Two Teams data structures, implementation, sortings	1800	x6024
1801B	Buying gifts data structures, greedy, sortings	1800	x5791
1552C	Maximize the Intersections combinatorics, constructive algorithms, geometry, greedy, sortings	1800	x5769
1915G	Bicycles graphs, greedy, implementation, shortest paths, sortings	1800	x5403
1133E	K Balanced Teams dp, sortings, two pointers	1800	x5192
1941F	Rudolf and Imbalance binary search, greedy, sortings, two pointers	1800	x5146
1176D	Recover it! dfs and similar, graphs, greedy, number theory, sortings	1800	x5126
404C	Restore Graph dfs and similar, graphs, sortings	1800	x4996
1249D2	Too Many Segments (hard version) data structures, greedy, sortings	1800	x4877
1148D	Dirty Deeds Done Dirt Cheap greedy, sortings	1800	x4860
1954D	Colored Balls combinatorics, dp, math, sortings	1800	x4749
527D	Clique Problem data structures, dp, greedy, implementation, sortings	1800	x4649
1119D	Frets On Fire binary search, sortings	1800	x4500
913D	Too Easy Problems binary search, brute force, data structures, greedy, sortings	1800	x4493
1907F	Shift and Reverse greedy, sortings	1800	x4366
1077E	Thematic Contests greedy, sortings	1800	x4354
922D	Robot Vacuum Cleaner greedy, sortings	1800	x4236
1852B	Imbalanced Arrays constructive algorithms, graphs, greedy, math, sortings, two pointers	1800	x4130
1282C	Petya and Exam greedy, sortings, two pointers	1800	x4100
1081D	Maximum Distance dsu, graphs, shortest paths, sortings	1800	x3877
652D	Nested Segments data structures, sortings	1800	x3794
1904D2	Set To Max (Hard Version) constructive algorithms, data structures, divide and conquer, greedy, implementation, sortings	1800	x3789
768C	Jon Snow and his Favourite Number brute force, dp, implementation, sortings	1800	x3771
1005E1	Median on Segments (Permutations Edition) sortings	1800	x3713
612D	The Union of k-Segments greedy, sortings	1800	x3681
492D	Vanya and Computer Game binary search, implementation, math, sortings	1800	x3118
652C	Foe Pairs combinatorics, sortings, two pointers	1800	x3091
794C	Naming Company games, greedy, sortings	1800	x3036
747D	Winter Is Coming dp, greedy, sortings	1800	x3009
853B	Jury Meeting greedy, sortings, two pointers	1800	x2503
38E	Let's Go Rolling! dp, sortings	1800	x2483