Problemset - Codeforces

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Problems

#	Name
1190D	Tokitsukaze and Strange Rectangle data structures, divide and conquer, sortings, two pointers	2000	x2215
430A	Points and Segments (easy) constructive algorithms, sortings	1600	x2219
1399E2	Weights Division (hard version) binary search, dfs and similar, greedy, sortings, trees, two pointers	2200	x2220
237B	Young Table implementation, sortings	1500	x2220
1772F	Copy of a Copy of a Copy constructive algorithms, dfs and similar, graphs, implementation, sortings	2000	x2232
1741F	Multi-Colored Segments binary search, data structures, math, sortings	2000	x2232
596C	Wilbur and Points combinatorics, greedy, sortings	1700	x2234
1476E	Pattern Matching bitmasks, data structures, dfs and similar, graphs, hashing, sortings, strings	2300	x2242
1821E	Rearrange Brackets brute force, dp, greedy, sortings, strings	2100	x2247
1619G	Unusual Minesweeper binary search, dfs and similar, dsu, greedy, sortings	2000	x2271
1924B	Space Harbour data structures, implementation, math, sortings	2100	x2278
1183G	Candy Box (hard version) greedy, implementation, sortings	2000	x2283
1061D	TV Shows data structures, greedy, implementation, sortings	2000	x2294
1371E2	Asterism (Hard Version) binary search, combinatorics, dp, math, number theory, sortings	2300	x2296
757C	Felicity is Coming! data structures, hashing, sortings, strings	1900	x2308
1056C	Pick Heroes greedy, implementation, interactive, sortings	1700	x2320
1641C	Anonymity Is Important binary search, brute force, data structures, dsu, greedy, sortings	2200	x2330
160D	Edges in MST dfs and similar, dsu, graphs, sortings	2300	x2365
141C	Queue constructive algorithms, greedy, sortings	1800	x2368
417D	Cunning Gena bitmasks, dp, greedy, sortings	1900	x2374
1612E	Messages brute force, dp, greedy, probabilities, sortings	2000	x2391
549G	Happy Line constructive algorithms, greedy, sortings	2200	x2393
433C	Ryouko's Memory Note implementation, math, sortings	1800	x2398
108B	Datatypes math, sortings	1400	x2415
1942D	Learning to Paint binary search, data structures, dfs and similar, dp, greedy, implementation, sortings	2100	x2420
115B	Lawnmower greedy, sortings	1500	x2426
1196F	K-th Path brute force, constructive algorithms, shortest paths, sortings	2200	x2432
432C	Prime Swaps greedy, sortings	1800	x2438
1187D	Subarray Sorting data structures, sortings	2400	x2452
1864E	Guess Game bitmasks, data structures, games, math, probabilities, sortings, strings, trees	2100	x2466
38E	Let's Go Rolling! dp, sortings	1800	x2484
1494D	Dogeforces constructive algorithms, data structures, dfs and similar, divide and conquer, dsu, greedy, sortings, trees	2300	x2496
853B	Jury Meeting greedy, sortings, two pointers	1800	x2503
1214E	Petya and Construction Set constructive algorithms, graphs, math, sortings, trees	2000	x2507
118C	Fancy Number brute force, greedy, sortings, strings	1900	x2520
1223E	Paint the Tree dp, sortings, trees	2100	x2522
571B	Minimization dp, greedy, sortings	2000	x2526
1154F	Shovels Shop dp, greedy, sortings	2100	x2550
272D	Dima and Two Sequences combinatorics, math, sortings	1600	x2584
1422D	Returning Home graphs, shortest paths, sortings	2300	x2589
1863E	Speedrun brute force, dfs and similar, dp, graphs, greedy, math, sortings, two pointers	2100	x2615
22D	Segments greedy, sortings	1900	x2617
1253E	Antenna Coverage data structures, dp, greedy, sortings	2200	x2623
633C	Spy Syndrome 2 data structures, dp, hashing, implementation, sortings, string suffix structures, strings	1900	x2644
1671E	Preorder combinatorics, divide and conquer, dp, dsu, hashing, sortings, trees	2100	x2645
1862G	The Great Equalizer binary search, data structures, math, sortings	2000	x2653
1296F	Berland Beauty constructive algorithms, dfs and similar, greedy, sortings, trees	2100	x2672
154C	Double Profiles graphs, hashing, sortings	2300	x2679
613D	Kingdom and its Cities dfs and similar, divide and conquer, dp, graphs, sortings, trees	2800	x2682
1043E	Train Hard, Win Easy constructive algorithms, greedy, math, sortings	1900	x2688
1209E1	Rotate Columns (easy version) bitmasks, brute force, dp, greedy, sortings	2000	x2716
1271D	Portals data structures, dp, greedy, implementation, sortings	2100	x2753
1375E	Inversion SwapSort constructive algorithms, greedy, sortings	2500	x2774
1552F	Telepanting binary search, data structures, dp, sortings	2200	x2784
1466F	Euclid's nightmare bitmasks, dfs and similar, dsu, graphs, greedy, math, sortings	2100	x2794
830B	Cards Sorting data structures, implementation, sortings	1600	x2795
1630C	Paint the Middle dp, greedy, sortings, two pointers	2200	x2835
99B	Help Chef Gerasim implementation, sortings	1300	x2895
1320C	World of Darkraft: Battle for Azathoth brute force, data structures, sortings	2000	x2902
1899G	Unusual Entertainment data structures, dfs and similar, dsu, shortest paths, sortings, trees, two pointers	1900	x2913
1284D	New Year and Conference binary search, data structures, hashing, sortings	2100	x2914
1851G	Vlad and the Mountains binary search, data structures, dsu, graphs, implementation, sortings, trees, two pointers	2000	x2933
1472F	New Year's Puzzle brute force, dp, graph matchings, greedy, sortings	2100	x2938
863E	Turn Off The TV data structures, sortings	2000	x2954
246E	Blood Cousins Return binary search, data structures, dfs and similar, dp, sortings	2400	x2970
747D	Winter Is Coming dp, greedy, sortings	1800	x3009
1889C1	Doremy's Drying Plan (Easy Version) brute force, data structures, dp, greedy, sortings	2000	x3011
802M	April Fools' Problem (easy) greedy, sortings	1200	x3021
794C	Naming Company games, greedy, sortings	1800	x3037
1256F	Equalizing Two Strings constructive algorithms, sortings, strings	2000	x3066
388C	Fox and Card Game games, greedy, sortings	2000	x3088
652C	Foe Pairs combinatorics, sortings, two pointers	1800	x3097
1506F	Triangular Paths constructive algorithms, graphs, math, shortest paths, sortings	2000	x3103
492D	Vanya and Computer Game binary search, implementation, math, sortings	1800	x3118
474E	Pillars binary search, data structures, dp, sortings, trees	2000	x3120
1969D	Shop Game data structures, greedy, math, sortings	1900	x3128
437D	The Child and Zoo dsu, sortings	1900	x3135
1685B	Linguistics greedy, implementation, sortings, strings	2000	x3166
1503C	Travelling Salesman Problem binary search, data structures, dp, greedy, shortest paths, sortings, two pointers	2200	x3200
1801C	Music Festival binary search, data structures, dp, greedy, sortings	1900	x3224
576C	Points on Plane constructive algorithms, divide and conquer, geometry, greedy, sortings	2100	x3228
1690G	Count the Trains binary search, data structures, greedy, sortings	2000	x3248
160C	Find Pair implementation, math, sortings	1700	x3380
1361B	Johnny and Grandmaster greedy, implementation, math, sortings	1900	x3389
1932F	Feed Cats data structures, dp, sortings	1900	x3400
1198C	Matching vs Independent Set constructive algorithms, graphs, greedy, sortings	2000	x3405
675C	Money Transfers constructive algorithms, data structures, greedy, sortings	2100	x3422
895B	XK Segments binary search, math, sortings, two pointers	1700	x3424
1819B	The Butcher geometry, greedy, implementation, sortings, two pointers	1900	x3433
1316E	Team Building bitmasks, dp, greedy, sortings	2300	x3478
1687B	Railway System constructive algorithms, graphs, greedy, interactive, sortings	1700	x3487
384B	Multitasking greedy, implementation, sortings, two pointers	1500	x3487
1428E	Carrots for Rabbits binary search, data structures, greedy, math, sortings	2200	x3513
334B	Eight Point Sets sortings	1400	x3542
1945F	Kirill and Mushrooms data structures, sortings	1900	x3571
1919D	01 Tree constructive algorithms, data structures, dsu, greedy, sortings, trees	2100	x3601
15A	Cottage Village implementation, sortings	1200	x3610
1260D	A Game with Traps binary search, dp, greedy, sortings	1900	x3636
159B	Matchmaker *special problem, greedy, sortings	1100	x3676
612D	The Union of k-Segments greedy, sortings	1800	x3683