Problemset - Codeforces

Problems

#	Name
402D	Upgrading Array dp, greedy, math, number theory	1800	x2626
402C	Searching for Graph brute force, constructive algorithms, graphs	1500	x5959
402B	Trees in a Row brute force, implementation	1400	x3821
402A	Nuts greedy, math	1100	x4618
401E	Olympic Games math	2500	x168
401D	Roman and Numbers bitmasks, brute force, combinatorics, dp, number theory	2000	x4198
401C	Team constructive algorithms, greedy, implementation	1400	x20079
401B	Sereja and Contests greedy, implementation, math	1200	x4436
401A	Vanya and Cards implementation, math	800	x16328
400E	Inna and Binary Logic binary search, bitmasks, data structures	2100	x972
400D	Dima and Bacteria dsu, graphs, shortest paths	2000	x2918
400C	Inna and Huge Candy Matrix implementation, math	1500	x2902
400B	Inna and New Matrix of Candies brute force, implementation, schedules	1200	x7778
400A	Inna and Choose Options implementation	1000	x6530
399B	Red and Blue Balls		x1842
399A	Pages implementation		x4159
398E	Sorting Permutations		x91
398D	Instant Messanger data structures		x939
398C	Tree and Array constructive algorithms		x214
398B	Painting The Wall dp, probabilities		x1033
398A	Cards constructive algorithms, implementation		x927
397B	On Corruption and Numbers constructive algorithms, implementation, math		x754
397A	On Segment's Own Points implementation		x2631
396E	On Iteration of One Well-Known Function math		x154
396D	On Sum of Number of Inversions in Permutations combinatorics, math		x438
396C	On Changing Tree data structures, graphs, trees		x1609
396B	On Sum of Fractions math, number theory		x1079
396A	On Number of Decompositions into Multipliers combinatorics, math, number theory		x1517
394E	Lightbulb for Minister geometry		x117
394D	Physical Education and Buns brute force, implementation, math		x271
394C	Dominoes constructive algorithms, greedy		x520
394B	Very Beautiful Number math		x575
394A	Counting Sticks brute force, implementation		x2665
393B	Three matrices		x1986
393A	Nineteen		x6655
392E	Deleting Substrings		x179
392D	Three Arrays data structures		x217
392C	Yet Another Number Sequence combinatorics, math, matrices		x594
392B	Tower of Hanoi dp		x950
392A	Blocked Points math		x976
391F3	Stock Trading		x107
391F2	Stock Trading greedy		x108
391F1	Stock Trading dp		x182
391E2	Three Trees		x160
391E1	Three Trees		x119
391D2	Supercollider data structures		x198
391D1	Supercollider brute force		x214
391C3	The Tournament		x171
391C2	The Tournament greedy		x138
391C1	The Tournament brute force		x189
391B	Word Folding brute force		x392
391A	Genetic Engineering implementation, two pointers		x1723
390E	Inna and Large Sweet Matrix		x261
390D	Inna and Sweet Matrix constructive algorithms		x518
390C	Inna and Candy Boxes data structures		x628
390B	Inna, Dima and Song implementation		x1179
390A	Inna and Alarm Clock implementation		x3588
389B	Fox and Cross greedy, implementation	1100	x6940
389A	Fox and Number Game greedy, math	1000	x14105
388E	Fox and Meteor Shower geometry	3100	x122
388D	Fox and Perfect Sets math	2700	x446
388C	Fox and Card Game games, greedy, sortings	2000	x3431
388B	Fox and Minimal path bitmasks, constructive algorithms, graphs, implementation, math	1900	x2482
388A	Fox and Box Accumulation greedy, sortings	1400	x11507
387E	George and Cards binary search, data structures	2200	x890
387D	George and Interesting Graph graph matchings	2200	x1021
387C	George and Number greedy, implementation	1700	x2188
387B	George and Round brute force, greedy, two pointers	1200	x12285
387A	George and Sleep implementation	900	x9716
386D	Game with Points dp, graphs, implementation, shortest paths	2100	x443
386C	Diverse Substrings dp, strings, two pointers	2000	x804
386B	Fly, freebies, fly! binary search, brute force, implementation	1400	x2187
386A	Second-Price Auction implementation	800	x6451
385E	Bear in the Field math, matrices	2300	x590
385D	Bear and Floodlight bitmasks, dp, geometry	2200	x811
385C	Bear and Prime Numbers binary search, brute force, data structures, dp, implementation, math, number theory	1700	x9715
385B	Bear and Strings brute force, greedy, implementation, math, strings	1200	x9982
385A	Bear and Raspberry brute force, greedy, implementation	1000	x16524
384B	Multitasking greedy, implementation, sortings, two pointers	1500	x3549
384A	Coder implementation	800	x16351
383E	Vowels combinatorics, divide and conquer, dp	2700	x3164
383D	Antimatter dp	2300	x3036
383C	Propagating tree data structures, dfs and similar, trees	2000	x6553
383B	Volcanoes binary search, implementation, sortings, two pointers	2500	x697
383A	Milking cows data structures, greedy	1600	x5301
382E	Ksenia and Combinatorics combinatorics, dp	2600	x383
382D	Ksenia and Pawns dfs and similar, graphs, implementation, trees	2200	x682
382C	Arithmetic Progression implementation, sortings	1700	x8324
382B	Number Busters binary search, math	2000	x1412
382A	Ksenia and Pan Scales greedy, implementation	1100	x12462
381B	Sereja and Stairs greedy, implementation, sortings	1100	x6816
381A	Sereja and Dima greedy, implementation, two pointers	800	x67442
380E	Sereja and Dividing data structures	2600	x307
380D	Sereja and Cinema combinatorics, math	2500	x468
380C	Sereja and Brackets data structures, schedules	2000	x15323
380B	Sereja and Tree graphs, implementation	2400	x537
380A	Sereja and Prefixes binary search, brute force	1600	x2688
379G	New Year Cactus dp	3100	x142
379F	New Year Tree data structures, divide and conquer, trees	2400	x2324
379E	New Year Tree Decorations geometry, schedules, sortings	2500	x341