Problemset - Codeforces

→ Pay attention

Before contest
Codeforces Round 946 (Div. 3)
24:46:36
Register now »

→ Filter Problems

Difficulty: —

Add tag

Problems

#	Name
1092A	Uniform String implementation	800	x15973
1091H	New Year and the Tricolore Recreation games	3200	x423
1091G	New Year and the Factorisation Collaboration interactive, math, number theory	3200	x197
1091F	New Year and the Mallard Expedition constructive algorithms, greedy	2600	x786
1091E	New Year and the Acquaintance Estimation binary search, data structures, graphs, greedy, implementation, math, sortings	2400	x977
1091D	New Year and the Permutation Concatenation combinatorics, dp, math	1700	x6603
1091C	New Year and the Sphere Transmission math, number theory	1400	x9814
1091B	New Year and the Treasure Geolocation brute force, constructive algorithms, greedy, implementation	1200	x10551
1091A	New Year and the Christmas Ornament brute force, implementation, math	800	x17341
1090M	The Pleasant Walk implementation	1000	x6024
1090L	Berland University greedy, math	2000	x1247
1090K	Right Expansion Of The Mind math	2000	x1048
1090J	Two Prefixes strings	2600	x417
1090I	Minimal Product	2000	x1024
1090H	Linearization graphs	2900	x88
1090G	Combostone games, implementation	2500	x104
1090F	How to Learn You Score constructive algorithms, interactive	2600	x299
1090E	Horseback Riding flows, graphs	2300	x573
1090D	Similar Arrays constructive algorithms	1800	x1987
1090C	New Year Presents constructive algorithms, data structures	2400	x479
1090B	LaTeX Expert	1900	x1373
1090A	Company Merging greedy	1300	x4041
1089M	Minegraphed constructive algorithms, graphs	2400	x585
1089L	Lazyland	900	x3831
1089K	King Kog's Reception data structures	2400	x1081
1089J	JS Minification greedy, implementation	3200	x120
1089I	Interval-Free Permutations combinatorics	2600	x367
1089H	Harder Satisfiability 2-sat, dfs and similar, graphs	3400	x106
1089G	Guest Student math	1500	x2851
1089F	Fractions math	1900	x1898
1089E	Easy Chess constructive algorithms	1700	x1960
1089D	Distance Sum graphs	3100	x98
1089C	Cactus Search interactive	2500	x401
1089B	Bimatching graphs	3200	x215
1089A	Alice the Fan dp	2200	x1112
1088F	Ehab and a weird weight formula data structures, trees	2800	x490
1088E	Ehab and a component choosing problem dp, greedy, math, trees	2400	x1402
1088D	Ehab and another another xor problem bitmasks, constructive algorithms, implementation, interactive	2000	x2764
1088C	Ehab and a 2-operation task constructive algorithms, greedy, math	1400	x7947
1088B	Ehab and subtraction implementation, sortings	1000	x12384
1088A	Ehab and another construction problem brute force, constructive algorithms	800	x16457
1086F	Forest Fires math	3500	x225
1085G	Beautiful Matrix combinatorics, data structures, dp	2900	x506
1085F	Rock-Paper-Scissors Champion	2500	x576
1085E	Vasya and Templates greedy, implementation, strings	2300	x857
1085D	Minimum Diameter Tree constructive algorithms, implementation, trees	1700	x5305
1085C	Connect Three implementation, math	1600	x5367
1085B	Div Times Mod math	1100	x9175
1085A	Right-Left Cipher implementation, strings	800	x12067
1084C	The Fair Nut and String combinatorics, dp, implementation	1500	x7560
1084B	Kvass and the Fair Nut greedy, implementation	1200	x7699
1084A	The Fair Nut and Elevator brute force, implementation	1000	x7824
1083F	The Fair Nut and Amusing Xor data structures	3300	x265
1083E	The Fair Nut and Rectangles data structures, dp, geometry	2400	x3825
1083D	The Fair Nut's getting crazy data structures, implementation	3500	x226
1083C	Max Mex data structures, trees	2900	x839
1083B	The Fair Nut and Strings greedy, strings	2000	x1846
1083A	The Fair Nut and the Best Path data structures, dp, trees	1800	x5208
1082G	Petya and Graph flows, graphs	2400	x1947
1082F	Speed Dial dp, strings, trees	2800	x408
1082E	Increasing Frequency binary search, dp, greedy	2000	x4058
1082D	Maximum Diameter Graph constructive algorithms, graphs, implementation	1800	x3545
1082C	Multi-Subject Competition greedy, sortings	1600	x5515
1082B	Vova and Trophies greedy	1600	x7415
1082A	Vasya and Book implementation, math	1200	x8436
1081H	Palindromic Magic data structures, hashing, strings	3500	x99
1081G	Mergesort Strikes Back math, probabilities	3200	x340
1081F	Tricky Interactor constructive algorithms, implementation, interactive	2600	x449
1081E	Missing Numbers binary search, constructive algorithms, greedy, math, number theory	1900	x2537
1081D	Maximum Distance dsu, graphs, shortest paths, sortings	1800	x3898
1081C	Colorful Bricks combinatorics, dp, math	1500	x7056
1081B	Farewell Party constructive algorithms, implementation	1500	x4387
1081A	Definite Game constructive algorithms, math	800	x11914
1080F	Katya and Segments Sets data structures, interactive, sortings	2400	x672
1080E	Sonya and Matrix Beauty strings	2400	x888
1080D	Olya and magical square constructive algorithms, implementation, math	2000	x1521
1080C	Masha and two friends implementation	1500	x3990
1080B	Margarite and the best present math	900	x11564
1080A	Petya and Origami math	800	x17813
1078E	Negative Time Summation constructive algorithms	3400	x86
1077F2	Pictures with Kittens (hard version) data structures, dp	2100	x2900
1077F1	Pictures with Kittens (easy version) dp	1900	x4019
1077E	Thematic Contests greedy, sortings	1800	x4365
1077D	Cutting Out binary search, sortings	1600	x8342
1077C	Good Array	1300	x15399
1077B	Disturbed People greedy	1000	x18319
1077A	Frog Jumping math	800	x29147
1076G	Array Game data structures, games	3000	x457
1076F	Summer Practice Report dp, greedy	2500	x621
1076E	Vasya and a Tree data structures, trees	1900	x3616
1076D	Edge Deletion graphs, greedy, shortest paths	1800	x4911
1076C	Meme Problem binary search, math	1300	x12108
1076B	Divisor Subtraction implementation, math, number theory	1200	x12570
1076A	Minimizing the String greedy, strings	1200	x12851
1075B	Taxi drivers and Lyft implementation, sortings	1200	x4191
1075A	The King's Race implementation, math	800	x8336
1073G	Yet Another LCP Problem data structures, string suffix structures	2600	x865
1073F	Choosing Two Paths dfs and similar, dp, greedy, trees	2500	x521
1073E	Segment Sum bitmasks, combinatorics, dp, math	2300	x2404
1073D	Berland Fair binary search, brute force, data structures, greedy	1700	x6325