Problemset - Codeforces

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Codeforces Round 954 (Div. 3)
5 days

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Problems

#	Name
1043E	Train Hard, Win Easy constructive algorithms, greedy, math, sortings	1900	x2692
1043D	Mysterious Crime brute force, combinatorics, math, meet-in-the-middle, two pointers	1700	x4379
1043C	Smallest Word constructive algorithms, greedy, implementation	1500	x6801
1043B	Lost Array implementation	1200	x6214
1043A	Elections implementation, math	800	x10723
1042F	Leaf Sets data structures, dfs and similar, dsu, graphs, greedy, sortings, trees	2400	x1246
1042E	Vasya and Magic Matrix dp, math, probabilities	2300	x1700
1042D	Petya and Array data structures, divide and conquer, two pointers	1800	x5797
1042C	Array Product constructive algorithms, greedy, math	1700	x4642
1042B	Vitamins bitmasks, brute force, dp, implementation	1200	x15446
1042A	Benches binary search, implementation	1100	x12571
1041F	Ray in the tube data structures, divide and conquer, dp, math	2500	x1459
1041E	Tree Reconstruction constructive algorithms, data structures, graphs, greedy	1900	x3532
1041D	Glider binary search, data structures, two pointers	1700	x5854
1041C	Coffee Break binary search, data structures, greedy, two pointers	1600	x9327
1041B	Buying a TV Set math	1000	x13779
1041A	Heist greedy, implementation, sortings	800	x24634
1040B	Shashlik Cooking dp, greedy, math	1300	x7031
1040A	Palindrome Dance greedy	1000	x9363
1039E	Summer Oenothera Exhibition data structures	3400	x266
1039D	You Are Given a Tree data structures, dp, trees	2800	x1661
1039C	Network Safety dfs and similar, dsu, graphs, math, sortings	2200	x1314
1039B	Subway Pursuit binary search, interactive, probabilities	2100	x2313
1039A	Timetable constructive algorithms, data structures, greedy, math	2300	x772
1038F	Wrap Around dp, strings	2900	x298
1038E	Maximum Matching bitmasks, brute force, dfs and similar, dp, graphs	2400	x960
1038D	Slime dp, greedy, implementation	1800	x8162
1038C	Gambling greedy, sortings	1300	x9354
1038B	Non-Coprime Partition constructive algorithms, math	1100	x13223
1038A	Equality implementation, strings	800	x14462
1037H	Security data structures, string suffix structures	3200	x994
1037G	A Game on Strings games	3200	x297
1037F	Maximum Reduction combinatorics, data structures, math	2500	x937
1037E	Trips graphs	2200	x2716
1037D	Valid BFS? dfs and similar, graphs, shortest paths, trees	1700	x14050
1037C	Equalize dp, greedy, strings	1300	x18411
1037B	Reach Median greedy	1300	x10226
1037A	Packets constructive algorithms, greedy, math	1300	x10988
1036G	Sources and Sinks bitmasks, brute force, dfs and similar	2700	x367
1036F	Relatively Prime Powers combinatorics, math, number theory	2400	x1418
1036E	Covered Points fft, geometry, number theory	2400	x1471
1036D	Vasya and Arrays greedy, two pointers	1600	x9028
1036C	Classy Numbers combinatorics, dp	1900	x8793
1036B	Diagonal Walking v.2 math	1600	x5634
1036A	Function Height math	1000	x10058
1034E	Little C Loves 3 III bitmasks, dp, math	3200	x606
1034D	Intervals of Intervals binary search, data structures, two pointers	3500	x435
1034C	Region Separation combinatorics, dp, number theory, trees	2700	x863
1034B	Little C Loves 3 II brute force, constructive algorithms, flows, graph matchings	2200	x2086
1034A	Enlarge GCD number theory	1800	x8405
1033G	Chip Game games	3500	x368
1033F	Boolean Computer bitmasks, brute force, fft, math	2800	x368
1033E	Hidden Bipartite Graph binary search, constructive algorithms, dfs and similar, graphs, interactive	2800	x589
1033D	Divisors interactive, math, number theory	2000	x2319
1033C	Permutation Game brute force, dp, games	1600	x5413
1033B	Square Difference math, number theory	1100	x9361
1033A	King Escape dfs and similar, graphs, implementation	1000	x13090
1032G	Chattering	2900	x429
1032F	Vasya and Maximum Matching dp, trees	2400	x907
1032E	The Unbearable Lightness of Weights dp, math	2100	x1523
1032D	Barcelonian Distance geometry, implementation	1900	x2759
1032C	Playing Piano constructive algorithms, dp	1700	x3911
1032B	Personalized Cup	1200	x4965
1032A	Kitchen Utensils	900	x6808
1031F	Familiar Operations brute force, graphs, math	2800	x268
1031E	Triple Flips constructive algorithms	2600	x432
1031D	Minimum path greedy	1900	x2624
1031C	Cram Time greedy	1600	x5180
1031B	Curiosity Has No Limits	1500	x3891
1031A	Golden Plate implementation, math	800	x12769
1030G	Linear Congruential Generator number theory	2900	x350
1030F	Putting Boxes Together data structures	2500	x792
1030E	Vasya and Good Sequences bitmasks, dp	2000	x2982
1030D	Vasya and Triangle geometry, number theory	1800	x5695
1030C	Vasya and Golden Ticket implementation	1300	x9340
1030B	Vasya and Cornfield geometry	1100	x11923
1030A	In Search of an Easy Problem implementation	800	x122583
1029F	Multicolored Markers binary search, brute force, math, number theory	2000	x2489
1029E	Tree with Small Distances dp, graphs, greedy	2100	x2805
1029D	Concatenated Multiples implementation, math	1900	x3774
1029C	Maximal Intersection greedy, math, sortings	1600	x7361
1029B	Creating the Contest dp, greedy, math	1200	x16549
1029A	Many Equal Substrings implementation, strings	1300	x12083
1028H	Make Square math	2900	x481
1028G	Guess the number dp, interactive	3000	x540
1028F	Make Symmetrical brute force	2900	x512
1028E	Restore Array constructive algorithms	2400	x1129
1028D	Order book combinatorics, data structures, greedy	2100	x1716
1028C	Rectangles geometry, implementation, sortings	1600	x4395
1028B	Unnatural Conditions constructive algorithms, math	1200	x8848
1028A	Find Square implementation	800	x10658
1027G	X-mouse in the Campus bitmasks, math, number theory	2600	x298
1027F	Session in BSU binary search, dfs and similar, dsu, graph matchings, graphs	2400	x1513
1027E	Inverse Coloring combinatorics, dp, math	2100	x1925
1027D	Mouse Hunt dfs and similar, graphs	1700	x7109
1027C	Minimum Value Rectangle greedy	1600	x6658
1027B	Numbers on the Chessboard implementation, math	1200	x8139
1027A	Palindromic Twist implementation, strings	1000	x15724
1025G	Company Acquisitions constructive algorithms, math	3200	x693
1025F	Disjoint Triangles geometry	2700	x646