Problemset - Codeforces

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Problems

#	Name
130H	Balanced brackets *special problem	1600	x606
130G	CAPS LOCK ON *special problem	1700	x284
130F	Prime factorization *special problem	1600	x278
130E	Tribonacci numbers *special problem	1600	x296
128E	Birthday geometry, math	2900	x99
128D	Numbers constructive algorithms, implementation	2000	x1147
128C	Games with Rectangle combinatorics, dp	2000	x2970
128B	String brute force, constructive algorithms, hashing, implementation, string suffix structures, strings	2100	x2599
126E	Pills brute force, flows	2900	x83
126D	Fibonacci Sums dp, math	2300	x839
126C	E-reader Display constructive algorithms, greedy	2000	x723
126B	Password binary search, dp, hashing, string suffix structures, strings	1700	x19712
126A	Hot Bath binary search, brute force, math	1900	x1437
125E	MST Company binary search, graphs	2400	x1095
125D	Two progressions constructive algorithms, greedy	2200	x416
125C	Hobbits' Party constructive algorithms, greedy	1600	x932
123E	Maze dfs and similar, dp, probabilities, trees	2500	x725
123D	String string suffix structures	2300	x1232
123C	Brackets combinatorics, dp, greedy	2300	x616
123B	Squares math	1800	x1134
121E	Lucky Array data structures	2400	x1738
121D	Lucky Segments binary search, implementation, two pointers	2500	x277
121C	Lucky Permutation brute force, combinatorics, number theory	1900	x1288
120J	Minimum Sum divide and conquer, geometry, sortings	1900	x936
120I	Luck is in Numbers greedy	2200	x304
120H	Brevity is Soul of Wit graph matchings	1800	x1415
120G	Boom implementation	1800	x690
119E	Alternative Reality geometry	2400	x95
119D	String Transformation hashing, strings	2500	x501
119C	Education Reform dp	2000	x927
119B	Before Exam constructive algorithms, implementation, sortings	1900	x1079
118E	Bertown roads dfs and similar, graphs	2000	x6757
118D	Caesar's Legions dp	1700	x17605
118C	Fancy Number brute force, greedy, sortings, strings	1900	x2603
117E	Tree or not Tree data structures, divide and conquer, implementation, trees	2900	x349
117D	Not Quick Transformation divide and conquer, math	2500	x340
117C	Cycle dfs and similar, graphs	2000	x2648
117B	Very Interesting Game brute force, number theory	1800	x1614
115E	Linear Kingdom Races data structures, dp	2400	x1623
115D	Unambiguous Arithmetic Expression dp, expression parsing	2600	x399
115C	Plumber math	2200	x600
113E	Sleeping combinatorics, implementation, math	2700	x119
113D	Museum math, matrices, probabilities	2700	x686
113C	Double Happiness brute force, math, number theory	2200	x1240
113B	Petr# brute force, data structures, hashing, strings	2000	x2834
113A	Grammar Lessons implementation, strings	1600	x2304
111E	Petya and Rectangle	2900	x66
111D	Petya and Coloring combinatorics, dp	2300	x775
111C	Petya and Spiders bitmasks, dp, dsu	2100	x1392
111B	Petya and Divisors binary search, data structures, number theory	1900	x3696
109E	Lucky Interval brute force, math	2700	x102
109D	Lucky Sorting constructive algorithms, sortings	2000	x814
109C	Lucky Tree dp, dsu, trees	1900	x3622
109B	Lucky Probability brute force, probabilities	1900	x1556
107E	Darts geometry, probabilities	2700	x138
107D	Crime Management dp, graphs, matrices	2400	x426
107C	Arrangement bitmasks, dp	2400	x390
107B	Basketball Team combinatorics, dp, math, probabilities	1600	x3508
106E	Space Rescuers geometry, ternary search	2100	x873
106D	Treasure Island brute force, implementation	1700	x1364
106C	Buns dp	1700	x6032
105E	Lift and Throw brute force	2500	x192
105D	Entertaining Geodetics brute force, dsu, implementation	2700	x139
105C	Item World brute force, implementation, sortings	2200	x344
105B	Dark Assembly brute force, probabilities	1800	x820
105A	Transmigration implementation	1700	x1844
103E	Buying Sets flows, graph matchings	2900	x882
103D	Time to Raid Cowavans brute force, data structures, sortings	2100	x2131
103C	Russian Roulette constructive algorithms, greedy	1900	x960
101E	Candies and Stones divide and conquer, dp	2500	x517
101D	Castle dp, greedy, probabilities, sortings, trees	2300	x689
101C	Vectors implementation, math	2000	x703
101B	Buses binary search, data structures, dp	1700	x2639
100J	Interval Coloring *special problem, greedy, math	2400	x62
100H	Battleship *special problem, dfs and similar, implementation	2100	x79
100G	Name the album *special problem, data structures, implementation	1800	x124
100F	Polynom *special problem, implementation	1800	x135
100E	Lamps in a Line *special problem, math	1600	x273
98E	Help Shrek and Donkey dp, games, math, probabilities	2700	x479
98D	Help Monks constructive algorithms	2500	x185
98C	Help Greg the Dwarf geometry, ternary search	2500	x310
98B	Help King implementation, probabilities, trees	2200	x128
98A	Help Victoria the Wise brute force, implementation	1700	x1216
97E	Leaders dfs and similar, dsu, graphs, trees	2200	x383
97D	Robot in Basement bitmasks, brute force, implementation	2700	x248
97C	Winning Strategy binary search, graphs, math, shortest paths	2400	x303
97B	Superset constructive algorithms, divide and conquer	2300	x859
97A	Domino brute force, implementation	2400	x266
95E	Lucky Country dp, dsu, graphs	2500	x1515
95D	Horse Races dp, math	2500	x428
95C	Volleyball shortest paths	1900	x2808
95B	Lucky Numbers dp, greedy	1800	x1225
95A	Hockey implementation, strings	1600	x1681
93E	Lostborn dp, math, number theory	2600	x502
93D	Flags dp, math, matrices	2500	x352
93C	Azembler brute force, implementation	2500	x424
93B	End of Exams greedy	1900	x921
93A	Frames implementation	1700	x1966
91E	Igloo Skyscraper data structures, geometry	2500	x610
91D	Grocer's Problem constructive algorithms, graphs, greedy	2600	x272