Problemset - Codeforces

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Problems

#	Name
1495C	Garden of the Sun constructive algorithms, graphs	2300	x2627
1495B	Let's Go Hiking games, greedy	1900	x6005
1494F	Delete The Edges brute force, constructive algorithms, dfs and similar, graphs, implementation	2900	x375
1494E	A-Z Graph constructive algorithms, data structures, graphs, hashing	2400	x1763
1494D	Dogeforces constructive algorithms, data structures, dfs and similar, divide and conquer, dsu, greedy, sortings, trees	2300	x2569
1494C	1D Sokoban binary search, dp, greedy, implementation, two pointers	1900	x5406
1494B	Berland Crossword bitmasks, brute force, greedy, implementation	1400	x14313
1493F	Enchanted Matrix bitmasks, interactive, number theory	2600	x420
1493E	Enormous XOR bitmasks, constructive algorithms, greedy, math, strings, two pointers	2600	x933
1493D	GCD of an Array brute force, data structures, hashing, implementation, math, number theory, sortings, two pointers	2100	x4990
1493C	K-beautiful Strings binary search, brute force, constructive algorithms, greedy, strings	2000	x4600
1492E	Almost Fault-Tolerant Database brute force, constructive algorithms, dfs and similar, greedy, implementation	2500	x1185
1492D	Genius's Gambit bitmasks, constructive algorithms, greedy, math	1900	x6093
1492C	Maximum width binary search, data structures, dp, greedy, two pointers	1500	x16078
1491I	Ruler Of The Zoo brute force, data structures	3500	x82
1491H	Yuezheng Ling and Dynamic Tree data structures, trees	3400	x810
1491G	Switch and Flip constructive algorithms, graphs, math	2800	x822
1491F	Magnets binary search, constructive algorithms, interactive	2700	x998
1491E	Fib-tree brute force, dfs and similar, divide and conquer, number theory, trees	2400	x2153
1491D	Zookeeper and The Infinite Zoo bitmasks, constructive algorithms, dp, greedy, math	1800	x7169
1491C	Pekora and Trampoline brute force, data structures, dp, greedy, implementation	1700	x7908
1490G	Old Floppy Drive binary search, data structures, math	1900	x5643
1490F	Equalize the Array binary search, data structures, greedy, math, sortings	1500	x16120
1490E	Accidental Victory binary search, data structures, greedy	1400	x19059
1488J	Flower Shop *special problem, data structures, fft, math	3100	x35
1488I	Demonic Invasion *special problem, flows	3100	x37
1488H	Build From Suffixes *special problem, combinatorics, data structures	2800	x58
1488G	Painting Numbers *special problem, data structures, greedy, number theory	2500	x123
1488F	Dogecoin special problem, special problem, binary search, data structures	2300	x176
1488E	Palindromic Doubles *special problem, data structures, dp	2200	x212
1488D	Problemsolving Marathon *special problem, binary search, greedy	1900	x337
1488C	Two Policemen *special problem, binary search, brute force, math	1900	x405
1488B	RBS Deletion *special problem, greedy	1800	x558
1487G	String Counting combinatorics, dp, fft, math	2700	x595
1487F	Ones dp, greedy, shortest paths	2900	x381
1487E	Cheap Dinner brute force, data structures, graphs, greedy, implementation, sortings, two pointers	2000	x4548
1487D	Pythagorean Triples binary search, brute force, math, number theory	1500	x17860
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x14134
1486F	Pairs of Paths combinatorics, data structures, dfs and similar, dp, trees	2600	x657
1486E	Paired Payment binary search, brute force, constructive algorithms, dp, flows, graphs, shortest paths	2200	x2898
1486D	Max Median binary search, data structures, dp	2100	x7229
1486C2	Guessing the Greatest (hard version) binary search, interactive	1900	x8454
1486C1	Guessing the Greatest (easy version) binary search, interactive	1600	x12160
1486B	Eastern Exhibition binary search, geometry, shortest paths, sortings	1500	x15942
1485F	Copy or Prefix Sum combinatorics, data structures, dp, sortings	2400	x1953
1485E	Move and Swap dfs and similar, dp, greedy, trees	2500	x1296
1485D	Multiples and Power Differences constructive algorithms, graphs, math, number theory	2200	x5151
1485C	Floor and Mod binary search, brute force, math, number theory	1700	x9936
1482H	Exam data structures, string suffix structures, trees	3400	x479
1482G	Vabank binary search, interactive	3200	x281
1482F	Useful Edges graphs, shortest paths	2400	x1530
1482E	Skyline Photo data structures, divide and conquer, dp	2100	x3177
1482D	Playlist data structures, dsu, implementation, shortest paths	1900	x3850
1482C	Basic Diplomacy brute force, constructive algorithms, greedy, implementation	1600	x9387
1482B	Restore Modulo implementation, math	1500	x9178
1481F	AB Tree dp, greedy, trees	3100	x482
1481E	Sorting Books data structures, dp, greedy	2500	x2099
1481D	AB Graph brute force, constructive algorithms, graphs, greedy, implementation	2000	x4534
1481C	Fence Painting brute force, constructive algorithms, greedy	1600	x11620
1479E	School Clubs dp, fft, math, number theory, probabilities	3500	x207
1479D	Odd Mineral Resource binary search, bitmasks, brute force, data structures, probabilities, trees	2900	x1015
1479C	Continuous City bitmasks, constructive algorithms	2500	x1327
1479B2	Painting the Array II constructive algorithms, data structures, dp, greedy, implementation	2100	x4050
1479B1	Painting the Array I constructive algorithms, data structures, dp, greedy, implementation	1900	x6957
1479A	Searching Local Minimum binary search, interactive, ternary search	1700	x11618
1478C	Nezzar and Symmetric Array implementation, math, sortings	1700	x9758
1477F	Nezzar and Chocolate Bars combinatorics, fft, math, probabilities	3500	x132
1477E	Nezzar and Tournaments data structures, greedy	3300	x122
1477D	Nezzar and Hidden Permutations constructive algorithms, dfs and similar, graphs	2800	x550
1477C	Nezzar and Nice Beatmap constructive algorithms, geometry, greedy, math, sortings	2200	x2310
1477B	Nezzar and Binary String data structures, greedy	1900	x3198
1477A	Nezzar and Board constructive algorithms, math, number theory	1800	x5934
1476G	Minimum Difference data structures, hashing, sortings, two pointers	3100	x576
1476F	Lanterns binary search, data structures, dp	3000	x742
1476E	Pattern Matching bitmasks, data structures, dfs and similar, graphs, hashing, sortings, strings	2300	x2342
1476D	Journey dfs and similar, dp, dsu, implementation	1700	x8628
1476C	Longest Simple Cycle dp, graphs, greedy	1600	x11362
1475G	Strange Beauty dp, math, number theory, sortings	1900	x6804
1475F	Unusual Matrix 2-sat, brute force, constructive algorithms	1900	x5313
1475E	Advertising Agency combinatorics, math, sortings	1600	x13611
1475D	Cleaning the Phone binary search, dp, sortings, two pointers	1800	x10143
1475C	Ball in Berland combinatorics, graphs, math	1400	x21144
1474F	1 2 3 4 ... dp, math, matrices	3000	x244
1474E	What Is It? constructive algorithms, greedy	2500	x1332
1474D	Cleaning data structures, dp, greedy, math	2200	x3983
1474C	Array Destruction brute force, constructive algorithms, data structures, greedy, implementation, sortings	1700	x12652
1473G	Tiles combinatorics, dp, fft, math	2800	x395
1473F	Strange Set flows, math	2700	x961
1473E	Minimum Path graphs, shortest paths	2400	x3622
1473D	Program data structures, dp, implementation, strings	1700	x9624
1473C	No More Inversions constructive algorithms, math	1500	x12679
1472G	Moving to the Capital dfs and similar, dp, graphs, shortest paths	2100	x4664
1472F	New Year's Puzzle brute force, dp, graph matchings, greedy, sortings	2100	x3061
1472E	Correct Placement binary search, data structures, dp, sortings, two pointers	1700	x8013
1470F	Strange Covering divide and conquer	3500	x120
1470E	Strange Permutation binary search, combinatorics, data structures, dp, graphs, implementation, two pointers	3200	x298
1470D	Strange Housing constructive algorithms, dfs and similar, graph matchings, graphs, greedy	2200	x3709
1470C	Strange Shuffle binary search, brute force, constructive algorithms, interactive	2500	x1333
1470B	Strange Definition bitmasks, graphs, hashing, math, number theory	1900	x6317
1469F	Power Sockets binary search, data structures, greedy	2600	x905