Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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greedy

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Problems

#	Name
270B	Multithreading data structures, greedy, implementation	1400	x4071
1857G	Counting Graphs combinatorics, divide and conquer, dsu, graphs, greedy, sortings, trees	2000	x4050
1141F2	Same Sum Blocks (Hard) data structures, greedy	1900	x4048
1421D	Hexagons brute force, constructive algorithms, greedy, implementation, math, shortest paths	1900	x4046
1638D	Big Brush constructive algorithms, data structures, greedy, implementation	2000	x4029
1090A	Company Merging greedy	1300	x4026
1846G	Rudolf and CodeVid-23 bitmasks, dp, graphs, greedy, shortest paths	1900	x4021
1620D	Exact Change brute force, constructive algorithms, greedy	2000	x4021
1389D	Segment Intersections brute force, greedy, implementation, math	2100	x4021
774C	Maximum Number *special problem, constructive algorithms, greedy, implementation	1200	x4018
1250L	Divide The Students binary search, greedy, math	1500	x4015
1364D	Ehab's Last Corollary constructive algorithms, dfs and similar, graphs, greedy, implementation, trees	2100	x4010
1566E	Buds Re-hanging constructive algorithms, dfs and similar, dp, greedy, trees	2000	x4008
1650E	Rescheduling the Exam binary search, data structures, greedy, implementation, math, sortings	1900	x4002
1716C	Robot in a Hallway data structures, dp, greedy, implementation, ternary search	2000	x4000
1082E	Increasing Frequency binary search, dp, greedy	2000	x3996
342B	Xenia and Spies brute force, greedy, implementation	1500	x3983
154A	Hometask greedy	1600	x3981
250A	Paper Work greedy	1000	x3976
79A	Bus Game greedy	1200	x3972
724B	Batch Sort brute force, greedy, implementation, math	1500	x3967
1733D2	Zero-One (Hard Version) dp, greedy	2000	x3964
1621D	The Winter Hike constructive algorithms, greedy, math	2100	x3955
767C	Garland dfs and similar, graphs, greedy, trees	2000	x3954
1872G	Replace With Product brute force, greedy, math	2000	x3945
1909D	Split Plus K greedy, math, number theory	1900	x3940
761D	Dasha and Very Difficult Problem binary search, brute force, constructive algorithms, greedy, sortings	1700	x3940
557C	Arthur and Table brute force, data structures, dp, greedy, math, sortings	1900	x3937
827A	String Reconstruction data structures, greedy, sortings, strings	1700	x3936
1138B	Circus brute force, greedy, math, strings	1800	x3933
1223D	Sequence Sorting dp, greedy, two pointers	2000	x3924
333A	Secrets greedy	1600	x3922
558C	Amr and Chemistry brute force, graphs, greedy, math, shortest paths	1900	x3914
1333F	Kate and imperfection greedy, implementation, math, number theory, sortings, two pointers	2200	x3906
1129A2	Toy Train brute force, greedy	1800	x3906
1842D	Tenzing and His Animal Friends constructive algorithms, graphs, greedy	1900	x3905
1479B2	Painting the Array II constructive algorithms, data structures, dp, greedy, implementation	2100	x3893
1468J	Road Reform dsu, graphs, greedy	1800	x3879
1946D	Birthday Gift bitmasks, brute force, constructive algorithms, greedy, implementation	1900	x3878
1256E	Yet Another Division Into Teams dp, greedy, sortings	2000	x3867
358D	Dima and Hares dp, greedy	1800	x3867
1474D	Cleaning data structures, dp, greedy, math	2200	x3866
449A	Jzzhu and Chocolate greedy, math	1700	x3865
1659D	Reverse Sort Sum constructive algorithms, data structures, greedy, implementation, math, two pointers	1900	x3859
1796D	Maximum Subarray data structures, dp, greedy, two pointers	2000	x3856
777E	Hanoi Factory brute force, data structures, dp, greedy, sortings	2000	x3855
527B	Error Correct System greedy	1500	x3855
33A	What is for dinner? greedy, implementation	1200	x3840
729C	Road to Cinema binary search, greedy, sortings	1700	x3835
1384B1	Koa and the Beach (Easy Version) brute force, dp, greedy	1900	x3833
960C	Subsequence Counting bitmasks, constructive algorithms, greedy, implementation	1700	x3807
1454F	Array Partition binary search, data structures, greedy, two pointers	2100	x3792
468B	Two Sets 2-sat, dfs and similar, dsu, graph matchings, greedy	2000	x3784
1626D	Martial Arts Tournament binary search, brute force, greedy, math	2100	x3781
1129A1	Toy Train (Simplified) brute force, greedy	1700	x3760
1904D2	Set To Max (Hard Version) constructive algorithms, data structures, divide and conquer, greedy, implementation, sortings	1800	x3752
363D	Renting Bikes binary search, greedy	1800	x3739
1141F1	Same Sum Blocks (Easy) greedy	1900	x3728
980C	Posterized games, greedy	1700	x3720
535D	Tavas and Malekas greedy, hashing, string suffix structures, strings	1900	x3713
535C	Tavas and Karafs binary search, greedy, math	1900	x3702
1928D	Lonely Mountain Dungeons brute force, data structures, greedy, math, ternary search	1900	x3693
101A	Homework greedy	1200	x3687
1927F	Microcycle data structures, dfs and similar, dsu, graphs, greedy, implementation, sortings, trees	1900	x3684
555B	Case of Fugitive data structures, greedy, sortings	2000	x3680
1759F	All Possible Digits binary search, data structures, greedy, math, number theory	1800	x3675
924C	Riverside Curio data structures, dp, greedy	1700	x3675
1136D	Nastya Is Buying Lunch greedy	1800	x3674
159B	Matchmaker *special problem, greedy, sortings	1100	x3666
612D	The Union of k-Segments greedy, sortings	1800	x3665
1930D1	Sum over all Substrings (Easy Version) brute force, dp, greedy, strings	1800	x3646
1827B1	Range Sorting (Easy Version) binary search, dp, dsu, greedy, trees, two pointers	2000	x3644
1914F	Programming Competition dfs and similar, dp, graph matchings, greedy, trees	1900	x3637
1299C	Water Balance data structures, geometry, greedy	2100	x3636
988E	Divisibility by 25 brute force, greedy	2100	x3634
1333D	Challenges in school №41 brute force, constructive algorithms, games, graphs, greedy, implementation, sortings	2100	x3630
1611E2	Escape The Maze (hard version) dfs and similar, dp, greedy, shortest paths, trees	1900	x3629
1680E	Moving Chips bitmasks, dp, greedy	2000	x3621
898D	Alarm Clock greedy	1600	x3608
729D	Sea Battle constructive algorithms, greedy, math	1700	x3608
1157D	N Problems During K Days constructive algorithms, greedy, math	1900	x3602
1847D	Professor Higashikata data structures, dsu, greedy, implementation, strings	1900	x3589
1260D	A Game with Traps binary search, dp, greedy, sortings	1900	x3580
1582E	Pchelyonok and Segments binary search, data structures, dp, greedy, math	2000	x3576
1470D	Strange Housing constructive algorithms, dfs and similar, graph matchings, graphs, greedy	2200	x3574
1919D	01 Tree constructive algorithms, data structures, dsu, greedy, sortings, trees	2100	x3572
1070F	Debate greedy	1500	x3569
1808C	Unlucky Numbers brute force, dp, greedy, implementation	1900	x3560
1060D	Social Circles greedy, math	1900	x3557
231B	Magic, Wizardry and Wonders constructive algorithms, greedy	1500	x3553
1580A	Portal brute force, data structures, dp, greedy, implementation	1700	x3541
471C	MUH and House of Cards binary search, brute force, greedy, math	1700	x3533
446B	DZY Loves Modification brute force, data structures, greedy	2000	x3513
120F	Spiders dp, greedy, trees	1400	x3502
1041E	Tree Reconstruction constructive algorithms, data structures, graphs, greedy	1900	x3498
673B	Problems for Round greedy, implementation	1300	x3496
1428E	Carrots for Rabbits binary search, data structures, greedy, math, sortings	2200	x3495
883M	Quadcopter Competition greedy, math	1100	x3487
1520G	To Go Or Not To Go? brute force, dfs and similar, graphs, greedy, implementation, shortest paths	2200	x3478
384B	Multitasking greedy, implementation, sortings, two pointers	1500	x3478