Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
22:56:20
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Before contest
Codeforces Round 941 (Div. 2)
22:56:20
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Problems

#	Name
1490B	Balanced Remainders brute force, constructive algorithms, math	1000	x25558
1490A	Dense Array greedy, math	800	x30575
1488J	Flower Shop *special problem, data structures, fft, math	3100	x31
1488I	Demonic Invasion *special problem, flows	3100	x33
1488H	Build From Suffixes *special problem, combinatorics, data structures	2800	x52
1488G	Painting Numbers *special problem, data structures, greedy, number theory	2500	x117
1488F	Dogecoin special problem, special problem, binary search, data structures	2300	x167
1488E	Palindromic Doubles *special problem, data structures, dp	2200	x194
1488D	Problemsolving Marathon *special problem, binary search, greedy	1900	x317
1488C	Two Policemen *special problem, binary search, brute force, math	1900	x397
1488B	RBS Deletion *special problem, greedy	1800	x524
1488A	From Zero To Y *special problem, math	900	x1332
1487G	String Counting combinatorics, dp, fft, math	2700	x573
1487F	Ones dp, greedy, shortest paths	2900	x359
1487E	Cheap Dinner brute force, data structures, graphs, greedy, implementation, sortings, two pointers	2000	x4353
1487D	Pythagorean Triples binary search, brute force, math, number theory	1500	x16949
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x13663
1487B	Cat Cycle math, number theory	1200	x19579
1487A	Arena implementation, sortings	800	x26139
1486F	Pairs of Paths combinatorics, data structures, dfs and similar, dp, trees	2600	x621
1486E	Paired Payment binary search, brute force, constructive algorithms, dp, flows, graphs, shortest paths	2200	x2788
1486D	Max Median binary search, data structures, dp	2100	x6680
1486C2	Guessing the Greatest (hard version) binary search, interactive	1900	x8111
1486C1	Guessing the Greatest (easy version) binary search, interactive	1600	x11593
1486B	Eastern Exhibition binary search, geometry, shortest paths, sortings	1500	x15189
1486A	Shifting Stacks greedy, implementation	900	x24758
1485F	Copy or Prefix Sum combinatorics, data structures, dp, sortings	2400	x1862
1485E	Move and Swap dfs and similar, dp, greedy, trees	2500	x1213
1485D	Multiples and Power Differences constructive algorithms, graphs, math, number theory	2200	x4929
1485C	Floor and Mod binary search, brute force, math, number theory	1700	x9507
1485B	Replace and Keep Sorted dp, implementation, math	1200	x16642
1485A	Add and Divide brute force, greedy, math, number theory	1000	x20741
1482H	Exam data structures, string suffix structures, trees	3400	x422
1482G	Vabank binary search, interactive	3200	x261
1482F	Useful Edges graphs, shortest paths	2400	x1467
1482E	Skyline Photo data structures, divide and conquer, dp	2100	x2928
1482D	Playlist data structures, dsu, implementation, shortest paths	1900	x3726
1482C	Basic Diplomacy brute force, constructive algorithms, greedy, implementation	1600	x9080
1482B	Restore Modulo implementation, math	1500	x9036
1482A	Prison Break math	800	x20129
1481F	AB Tree dp, greedy, trees	3100	x451
1481E	Sorting Books data structures, dp, greedy	2500	x1994
1481D	AB Graph brute force, constructive algorithms, graphs, greedy, implementation	2000	x4384
1481C	Fence Painting brute force, constructive algorithms, greedy	1600	x11274
1481B	New Colony brute force, greedy, implementation	1100	x19012
1481A	Space Navigation greedy, strings	800	x24631
1480B	The Great Hero greedy, implementation, sortings	900	x16911
1480A	Yet Another String Game games, greedy, strings	800	x25401
1479E	School Clubs dp, fft, math, number theory, probabilities	3500	x182
1479D	Odd Mineral Resource binary search, bitmasks, brute force, data structures, probabilities, trees	2900	x953
1479C	Continuous City bitmasks, constructive algorithms	2500	x1256
1479B2	Painting the Array II constructive algorithms, data structures, dp, greedy, implementation	2100	x3893
1479B1	Painting the Array I constructive algorithms, data structures, dp, greedy, implementation	1900	x6727
1479A	Searching Local Minimum binary search, interactive, ternary search	1700	x11103
1478C	Nezzar and Symmetric Array implementation, math, sortings	1700	x9478
1478B	Nezzar and Lucky Number brute force, dp, greedy, math	1100	x18020
1478A	Nezzar and Colorful Balls brute force, greedy	800	x25683
1477F	Nezzar and Chocolate Bars combinatorics, fft, math, probabilities	3500	x122
1477E	Nezzar and Tournaments data structures, greedy	3300	x117
1477D	Nezzar and Hidden Permutations constructive algorithms, dfs and similar, graphs	2800	x530
1477C	Nezzar and Nice Beatmap constructive algorithms, geometry, greedy, math, sortings	2200	x2199
1477B	Nezzar and Binary String data structures, greedy	1900	x3060
1477A	Nezzar and Board constructive algorithms, math, number theory	1800	x5656
1476G	Minimum Difference data structures, hashing, sortings, two pointers	3100	x526
1476F	Lanterns binary search, data structures, dp	3000	x612
1476E	Pattern Matching bitmasks, data structures, dfs and similar, graphs, hashing, sortings, strings	2300	x2239
1476D	Journey dfs and similar, dp, dsu, implementation	1700	x8377
1476C	Longest Simple Cycle dp, graphs, greedy	1600	x11030
1476B	Inflation binary search, brute force, greedy, math	1300	x19441
1476A	K-divisible Sum binary search, constructive algorithms, greedy, math	1000	x34896
1475G	Strange Beauty dp, math, number theory, sortings	1900	x6384
1475F	Unusual Matrix 2-sat, brute force, constructive algorithms	1900	x5060
1475E	Advertising Agency combinatorics, math, sortings	1600	x12839
1475D	Cleaning the Phone binary search, dp, sortings, two pointers	1800	x9695
1475C	Ball in Berland combinatorics, graphs, math	1400	x19906
1475B	New Year's Number brute force, dp, math	900	x46249
1475A	Odd Divisor math, number theory	900	x54841
1474F	1 2 3 4 ... dp, math, matrices	3000	x239
1474E	What Is It? constructive algorithms, greedy	2500	x1290
1474D	Cleaning data structures, dp, greedy, math	2200	x3867
1474C	Array Destruction brute force, constructive algorithms, data structures, greedy, implementation, sortings	1700	x12173
1474B	Different Divisors binary search, constructive algorithms, greedy, math, number theory	1000	x26223
1474A	Puzzle From the Future greedy	800	x22188
1473G	Tiles combinatorics, dp, fft, math	2800	x379
1473F	Strange Set flows, math	2700	x902
1473E	Minimum Path graphs, shortest paths	2400	x3295
1473D	Program data structures, dp, implementation, strings	1700	x9295
1473C	No More Inversions constructive algorithms, math	1500	x12345
1473B	String LCM brute force, math, number theory, strings	1000	x29594
1473A	Replacing Elements greedy, implementation, math, sortings	800	x32804
1472G	Moving to the Capital dfs and similar, dp, graphs, shortest paths	2100	x4391
1472F	New Year's Puzzle brute force, dp, graph matchings, greedy, sortings	2100	x2932
1472E	Correct Placement binary search, data structures, dp, sortings, two pointers	1700	x7702
1472D	Even-Odd Game dp, games, greedy, sortings	1200	x26000
1472C	Long Jumps dp, graphs	1100	x29709
1472B	Fair Division dp, greedy, math	800	x47310
1472A	Cards for Friends greedy, math	800	x40753
1471B	Strange List brute force, greedy, implementation, math	1100	x19093
1471A	Strange Partition greedy, math, number theory	900	x24409
1470F	Strange Covering divide and conquer	3500	x113