Problemset - Codeforces

Problems

#	Name
507C	Guess Your Way Out! implementation, math, trees	1700	x4384
507B	Amr and Pins geometry, math	1400	x24835
507A	Amr and Music greedy, implementation, sortings	1000	x18554
506E	Mr. Kitayuta's Gift combinatorics, dp, matrices, strings	3000	x760
506D	Mr. Kitayuta's Colorful Graph brute force, dfs and similar, dsu, graphs	2400	x2182
505E	Mr. Kitayuta vs. Bamboos binary search, greedy	2900	x1409
505D	Mr. Kitayuta's Technology dfs and similar	2200	x2545
505C	Mr. Kitayuta, the Treasure Hunter dfs and similar, dp, two pointers	1900	x6430
505B	Mr. Kitayuta's Colorful Graph dfs and similar, dp, dsu, graphs	1400	x13167
505A	Mr. Kitayuta's Gift brute force, implementation, strings	1100	x6691
504E	Misha and LCP on Tree binary search, dfs and similar, hashing, string suffix structures, trees	3000	x940
504D	Misha and XOR bitmasks	2700	x309
501E	Misha and Palindrome Degree binary search, combinatorics, implementation	2500	x919
501D	Misha and Permutations Summation data structures	2000	x2426
501C	Misha and Forest constructive algorithms, data structures, greedy, sortings, trees	1500	x5664
501B	Misha and Changing Handles data structures, dsu, strings	1100	x16639
501A	Contest implementation	900	x22879
500G	New Year Running number theory, trees	3200	x157
500F	New Year Shopping divide and conquer, dp	2700	x743
500E	New Year Domino data structures, dp, dsu	2300	x1447
500D	New Year Santa Network combinatorics, dfs and similar, graphs, trees	1900	x3128
500C	New Year Book Reading constructive algorithms, greedy, implementation, math	1600	x5829
500B	New Year Permutation dfs and similar, dsu, graphs, greedy, math, sortings	1600	x8909
500A	New Year Transportation dfs and similar, graphs, implementation	1000	x53721
499B	Lecture implementation, strings	1000	x39690
499A	Watching a movie greedy, implementation	1000	x13985
498E	Stairs and Lines dp, matrices	2700	x478
498D	Traffic Jams in the Land data structures, dp, number theory	2400	x1126
498C	Array and Operations flows, graph matchings, number theory	2100	x3496
498B	Name That Tune dp, probabilities, two pointers	2400	x1181
498A	Crazy Town geometry	1700	x6475
497E	Subsequences Return dp, matrices	2900	x285
497D	Gears brute force, geometry, math	2900	x231
496E	Distributing Parts greedy, sortings	2100	x1666
496D	Tennis Game binary search	1900	x3026
496C	Removing Columns brute force, constructive algorithms, implementation	1500	x7760
496B	Secret Combination brute force, constructive algorithms, implementation	1500	x5937
496A	Minimum Difficulty brute force, implementation, math	900	x16490
495B	Modular Equations math, number theory	1600	x7022
495A	Digital Counter implementation	1100	x8500
494E	Sharti data structures, games	3200	x321
494D	Birthday data structures, dfs and similar, dp, trees	2700	x530
494C	Helping People dp, probabilities	2600	x869
494B	Obsessive String dp, strings	2000	x2749
494A	Treasure greedy	1500	x6260
493E	Vasya and Polynomial math	2800	x485
493D	Vasya and Chess constructive algorithms, games, math	1700	x9715
493C	Vasya and Basketball binary search, brute force, data structures, implementation, sortings, two pointers	1600	x6841
493B	Vasya and Wrestling implementation	1400	x13384
493A	Vasya and Football implementation	1300	x6129
492E	Vanya and Field math	2000	x1631
492D	Vanya and Computer Game binary search, implementation, math, sortings	1800	x3161
492C	Vanya and Exams greedy, sortings	1400	x14169
492B	Vanya and Lanterns binary search, implementation, math, sortings	1200	x76641
492A	Vanya and Cubes implementation	800	x51310
491C	Deciphering flows, graph matchings	2300	x418
491B	New York Hotel greedy, math	2100	x568
491A	Up the hill constructive algorithms, implementation	1000	x2955
490F	Treeland Tour data structures, dfs and similar, dp, trees	2200	x1729
490E	Restoring Increasing Sequence binary search, brute force, greedy, implementation	2000	x1604
490D	Chocolate brute force, dfs and similar, math, meet-in-the-middle, number theory	1900	x2144
490C	Hacking Cypher brute force, math, number theory, strings	1700	x9107
490B	Queue dsu, implementation	1500	x6017
490A	Team Olympiad greedy, implementation, sortings	800	x60042
489F	Special Matrices combinatorics, dp	2100	x1673
489E	Hiking binary search, dp	2300	x1033
489D	Unbearable Controversy of Being brute force, combinatorics, dfs and similar, graphs	1700	x6708
489C	Given Length and Sum of Digits... dp, greedy, implementation	1400	x46598
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x49492
489A	SwapSort greedy, implementation, sortings	1200	x10106
488B	Candy Boxes brute force, constructive algorithms, math	1900	x2126
488A	Giga Tower brute force	1100	x14321
487E	Tourists data structures, dfs and similar, graphs, trees	3200	x2380
487D	Conveyor Belts data structures	2700	x902
487C	Prefix Product Sequence constructive algorithms, math, number theory	2300	x2795
487B	Strip binary search, data structures, dp, two pointers	2000	x3559
487A	Fight the Monster binary search, brute force, implementation	1800	x3774
486E	LIS of Sequence data structures, dp, greedy, hashing, math	2200	x2283
486D	Valid Sets dfs and similar, dp, math, trees	2100	x4051
486C	Palindrome Transformation brute force, greedy, implementation	1700	x11775
486B	OR in Matrix greedy, hashing, implementation	1300	x17847
486A	Calculating Function implementation, math	800	x121031
485B	Valuable Resources brute force, greedy	1300	x6540
485A	Factory implementation, math, matrices	1400	x8312
484E	Sign on Fence binary search, constructive algorithms, data structures	2500	x2348
484D	Kindergarten data structures, dp, greedy	2400	x2654
484C	Strange Sorting implementation, math	2600	x594
484B	Maximum Value binary search, math, sortings, two pointers	2100	x7078
484A	Bits bitmasks, constructive algorithms	1700	x11485
483B	Friends and Presents binary search, math	1800	x4095
483A	Counterexample brute force, implementation, math, number theory	1100	x23249
482E	ELCA data structures, trees	3200	x177
482D	Random Function and Tree combinatorics, dp, trees	2700	x537
482C	Game with Strings bitmasks, dp, probabilities	2600	x935
482B	Interesting Array constructive algorithms, data structures, trees	1800	x6580
482A	Diverse Permutation constructive algorithms, greedy	1200	x9666
480E	Parking Lot data structures, divide and conquer	2800	x570
480D	Parcels dp, graphs	2600	x460
479E	Riding in a Lift combinatorics, dp	1900	x5172
479D	Long Jumps binary search, greedy, implementation	1700	x4795