Problemset - Codeforces

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Rayan Programming Contest 2024 - Selection (Codeforces Round 989, Div. 1 + Div. 2)
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Problems

#	Name
1041D	Glider binary search, data structures, two pointers	1700	x6008
1041C	Coffee Break binary search, data structures, greedy, two pointers	1600	x9525
1039E	Summer Oenothera Exhibition data structures	3400	x272
1039D	You Are Given a Tree data structures, dp, trees	2800	x1858
1039C	Network Safety dfs and similar, dsu, graphs, math, sortings	2200	x1368
1039B	Subway Pursuit binary search, interactive, probabilities	2100	x2377
1039A	Timetable constructive algorithms, data structures, greedy, math	2300	x790
1038F	Wrap Around dp, strings	2900	x348
1038E	Maximum Matching bitmasks, brute force, dfs and similar, dp, graphs	2400	x992
1038D	Slime dp, greedy, implementation	1800	x8424
1037H	Security data structures, string suffix structures	3200	x1041
1037G	A Game on Strings games	3200	x310
1037F	Maximum Reduction combinatorics, data structures, math	2500	x1150
1037E	Trips graphs	2200	x2917
1037D	Valid BFS? dfs and similar, graphs, shortest paths, trees	1700	x15053
1036G	Sources and Sinks bitmasks, brute force, dfs and similar	2700	x382
1036F	Relatively Prime Powers combinatorics, math, number theory	2400	x1619
1036E	Covered Points fft, geometry, number theory	2400	x1661
1036D	Vasya and Arrays greedy, two pointers	1600	x9364
1036C	Classy Numbers combinatorics, dp	1900	x9836
1036B	Diagonal Walking v.2 math	1600	x5723
1034E	Little C Loves 3 III bitmasks, dp, math	3200	x645
1034D	Intervals of Intervals binary search, data structures, two pointers	3500	x458
1034C	Region Separation combinatorics, dp, number theory, trees	2700	x888
1034B	Little C Loves 3 II brute force, constructive algorithms, flows, graph matchings	2200	x2158
1034A	Enlarge GCD number theory	1800	x8811
1033G	Chip Game games	3500	x388
1033F	Boolean Computer bitmasks, brute force, fft, math	2800	x393
1033E	Hidden Bipartite Graph binary search, constructive algorithms, dfs and similar, graphs, interactive	2800	x657
1033D	Divisors interactive, math, number theory	2000	x2408
1033C	Permutation Game brute force, dp, games	1600	x5624
1032G	Chattering	2900	x466
1032F	Vasya and Maximum Matching dp, trees	2400	x969
1032E	The Unbearable Lightness of Weights dp, math	2100	x1695
1032D	Barcelonian Distance geometry, implementation	1900	x2842
1032C	Playing Piano constructive algorithms, dp	1700	x4002
1031F	Familiar Operations brute force, graphs, math	2800	x280
1031E	Triple Flips constructive algorithms	2600	x533
1031D	Minimum path greedy	1900	x2819
1031C	Cram Time greedy	1600	x5330
1030G	Linear Congruential Generator number theory	2900	x370
1030F	Putting Boxes Together data structures	2500	x820
1030E	Vasya and Good Sequences bitmasks, dp	2000	x3123
1030D	Vasya and Triangle geometry, number theory	1800	x5978
1029F	Multicolored Markers binary search, brute force, math, number theory	2000	x2588
1029E	Tree with Small Distances dp, graphs, greedy	2100	x2961
1029D	Concatenated Multiples implementation, math	1900	x3894
1029C	Maximal Intersection greedy, math, sortings	1600	x7605
1028H	Make Square math	2900	x496
1028G	Guess the number dp, interactive	3000	x575
1028F	Make Symmetrical brute force	2900	x525
1028E	Restore Array constructive algorithms	2400	x1147
1028D	Order book combinatorics, data structures, greedy	2100	x1747
1028C	Rectangles geometry, implementation, sortings	1600	x4616
1027G	X-mouse in the Campus bitmasks, math, number theory	2600	x310
1027F	Session in BSU binary search, dfs and similar, dsu, graph matchings, graphs	2400	x1565
1027E	Inverse Coloring combinatorics, dp, math	2100	x2142
1027D	Mouse Hunt dfs and similar, graphs	1700	x7563
1027C	Minimum Value Rectangle greedy	1600	x6920
1025G	Company Acquisitions constructive algorithms, math	3200	x737
1025F	Disjoint Triangles geometry	2700	x698
1025E	Colored Cubes constructive algorithms, implementation, matrices	2700	x571
1025D	Recovering BST brute force, dp, math, number theory, trees	2100	x3675
1025C	Plasticine zebra constructive algorithms, implementation	1600	x6148
1025B	Weakened Common Divisor brute force, greedy, number theory	1600	x7923
1023G	Pisces data structures, flows, trees	3400	x129
1023F	Mobile Phone Network dfs and similar, dsu, graphs, trees	2600	x889
1023E	Down or Right constructive algorithms, interactive, matrices	2100	x2039
1023D	Array Restoration constructive algorithms, data structures	1700	x4049
1019E	Raining season data structures, divide and conquer, trees	3200	x340
1019D	Large Triangle binary search, geometry, sortings	2700	x653
1019C	Sergey's problem constructive algorithms, graphs	3000	x1127
1019B	The hat binary search, interactive	2000	x1965
1019A	Elections brute force, greedy	1700	x4654
1017H	The Films brute force	3300	x147
1017G	The Tree data structures	3200	x915
1017F	The Neutral Zone brute force, math	2500	x821
1017E	The Supersonic Rocket geometry, hashing, strings	2400	x1029
1017D	The Wu bitmasks, brute force, data structures	1900	x3550
1017C	The Phone Number constructive algorithms, greedy	1600	x6035
1016G	Appropriate Team bitmasks, math, number theory	2700	x269
1016F	Road Projects dfs and similar, dp, trees	2600	x822
1016E	Rest In The Shades binary search, geometry	2400	x1161
1016D	Vasya And The Matrix constructive algorithms, flows, math	1800	x4725
1016C	Vasya And The Mushrooms dp, implementation	1800	x3770
1015F	Bracket Substring dp, strings	2300	x1142
1015E2	Stars Drawing (Hard Edition) binary search, dp, greedy	1900	x3637
1015E1	Stars Drawing (Easy Edition) brute force, dp, greedy	1700	x5901
1015D	Walking Between Houses constructive algorithms, greedy	1600	x8267
1012F	Passports dp, implementation	3400	x158
1012E	Cycle sort dsu, math	3100	x331
1012D	AB-Strings constructive algorithms, strings	2800	x383
1012C	Hills dp	1900	x3514
1012B	Chemical table constructive algorithms, dfs and similar, dsu, graphs, matrices	1900	x4043
1010F	Tree fft, graphs, trees	3400	x219
1010E	Store data structures	2700	x337
1010D	Mars rover dfs and similar, graphs, implementation, trees	2000	x2390
1010C	Border number theory	1800	x4877
1010B	Rocket binary search, interactive	1800	x5199
1009G	Allowed Letters bitmasks, flows, graph matchings, graphs, greedy	2400	x841