Problemset - Codeforces

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Codeforces Round (Div. 2)
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Problems

#	Name
2236B	Tatar TV Show greedy, math, strings	800	x29718
2236A	Games on the Train greedy, math	800	x36463
2234F	Vessels, Heights and Two Versions (Hard Version) data structures, dfs and similar, dsu, greedy, implementation, two pointers	2000	x2495
2234C	Vessels, Heights and Two Versions (Easy Version) dfs and similar, dsu, greedy, implementation, two pointers	1200	x12778
2233C	Cost of a Bracket Sequence brute force, dp, greedy	1400	x10073
2232F	The Cake Is a Lie greedy, math, number theory, number theory	3000	x323
2232D	Magical Tiered Cake constructive algorithms, constructive algorithms, dfs and similar, dp, greedy	2000	x2886
2232C2	Seating Arrangement (Hard Version) binary search, binary search, binary search, greedy, greedy, greedy, math, two pointers	1600	x9214
2232C1	Seating Arrangement (Easy Version) binary search, binary search, dp, greedy, greedy, two pointers, two pointers	1300	x12710
2232B	Cake Leveling binary search, greedy, math	900	x22006
2232A	Convergence greedy, sortings, sortings, sortings	800	x23986
2231F	Quadratic Jumps brute force, constructive algorithms, greedy, math, number theory	2600	x863
2231D	Maximum Prefix Sums constructive algorithms, greedy, implementation, two pointers	1900	x4049
2230E	Minimum Influence binary search, data structures, greedy, implementation, math, sortings, two pointers	2200	x1587
2230D	Good Schedule dp, greedy	1700	x5715
2230B	Digit String greedy, implementation, math	1000	x18051
2229G	Roadworks binary search, data structures, dp, greedy, two pointers	3000	x389
2229F	Load Unbalancing binary search, bitmasks, dp, greedy	2400	x1185
2229D	Me When Median Problem binary search, greedy	1700	x5611
2229C2	We Be Flipping (Hard Version) constructive algorithms, dp, greedy	1400	x9156
2229C1	We Be Flipping (Easy Version) constructive algorithms, greedy	900	x16611
2229B	Absolute Cinema greedy, math	800	x19267
2229A	Slimes on a Line brute force, greedy, math	800	x19316
2228C2	Cirno and Number (Hard Version) binary search, dfs and similar, dp, greedy, implementation	1600	x6618
2228C1	Cirno and Number (Easy Version) binary search, brute force, dp, greedy, implementation	1500	x8514
2228A	Marisa Steals Reimu's Takeout greedy, implementation	800	x22579
2227F	It Just Keeps Going Sideways binary search, data structures, data structures, dp, dp, greedy, greedy, math, math	1700	x4773
2227E	It All Went Sideways binary search, data structures, dp, greedy	1400	x10531
2227D	Palindromex binary search, brute force, constructive algorithms, data structures, greedy, implementation, two pointers	1200	x15169
2227B	Party Monster greedy	800	x29207
2226E	Mental Monumental (Hard Version) data structures, greedy, math, two pointers	2300	x1118
2226D	Reserved Reversals constructive algorithms, dp, greedy, math	1900	x3431
2226C	Mental Monumental (Easy Version) binary search, data structures, greedy, math, two pointers	1500	x8658
2226B	Everything Everywhere greedy, math, math, number theory, number theory	900	x15673
2226A	Disturbing Distribution greedy, math	800	x16231
2225G	Simple Problem brute force, graphs, greedy, number theory	2900	x291
2225F	String Cutting binary search, brute force, brute force, greedy, hashing, string suffix structures, string suffix structures, strings, strings	2600	x820
2225C	Red-Black Pairs dp, greedy	1100	x14842
2225B	Alternating String brute force, greedy	900	x18175
2225A	A Number Between Two Others greedy, math	800	x22621
2224B	Zhily and Mex and Max constructive algorithms, greedy, math, sortings	1200	x9927
2224A	Zhily and Array Operating constructive algorithms, greedy	800	x12530
2223D	Zhily and Cycle graphs, greedy	2800	x400
2223A	Zhily and Bracket Swapping constructive algorithms, greedy	1300	x8581
2222B	Artistic Balance Tree greedy, sortings	1100	x9461
2220B	OIE Excursion greedy	1200	x15490
2220A	Blocked greedy, sortings	800	x21959
2219C	Coloring a Red Black Tree dfs and similar, dp, greedy, math, probabilities, trees, trees	2300	x1556
2218D	The 67th OEIS Problem constructive algorithms, greedy, greedy, greedy, math, math, number theory	1100	x22940
2218C	The 67th Permutation Problem constructive algorithms, greedy, math	800	x32675
2218B	The 67th 6-7 Integer Problem greedy, math	800	x43290
2217F	Interval Game bitmasks, combinatorics, constructive algorithms, dp, games, games, greedy, greedy, math, probabilities	2400	x969
2217E	Definitely Larger binary search, constructive algorithms, data structures, graphs, greedy, sortings	2100	x2592
2217D	Flip the Bit (Hard Version) greedy, implementation, math	1900	x3960
2217B	Flip the Bit (Easy Version) greedy, implementation	1000	x19115
2216B	THU Packing Puzzle greedy	1300	x5783
2216A	Course Wishes greedy	900	x6677
2215E	Star Map constructive algorithms, data structures, geometry, greedy, sortings	2700	x244
2215D	EXPloration, EXPloitation, and Gain Some EXPerience! bitmasks, brute force, dp, greedy, implementation	2800	x186
2215A	Interval Mod constructive algorithms, dp, greedy, math	1700	x4157
2211G	Rational Bubble Sort constructive algorithms, geometry, greedy	3100	x387
2211E	Minimum Path Cover brute force, dp, greedy, interactive, interactive, math, number theory, trees	2500	x1098
2211C2	Equal Multisets (Hard Version) constructive algorithms, dsu, greedy	1800	x4419
2211C1	Equal Multisets (Easy Version) binary search, brute force, greedy, two pointers	1300	x10958
2211B	Mickey Mouse Constructive constructive algorithms, dp, greedy, math	1100	x13435
2210F	A Simple Problem binary search, data structures, greedy, math, trees	2800	x290
2210C2	A Simple GCD Problem (Hard Version) dp, greedy, number theory	2100	x2485
2210C1	A Simple GCD Problem (Easy Version) greedy, number theory	1200	x15213
2210B	Simply Sitting on Chairs data structures, greedy	900	x20263
2210A	A Simple Sequence constructive algorithms, dp, greedy, number theory	800	x25383
2209F	Dynamic Values And Maximum Sum data structures, data structures, greedy, implementation, trees	2700	x487
2209D	Ghostfires constructive algorithms, greedy	1800	x6142
2209B	Array greedy	900	x22360
2209A	Flip Flops greedy	800	x24018
2208D2	Tree Orientation (Hard Version) dfs and similar, dsu, graphs, greedy, sortings, trees	2200	x2203
2208D1	Tree Orientation (Easy Version) constructive algorithms, dfs and similar, dsu, graphs, greedy, matrices, trees	1800	x5049
2208C	Stamina and Tasks dp, greedy, math	1300	x13237
2208B	Cyclists brute force, games, greedy, implementation, math, sortings	1100	x15594
2207H1	Bowser's Castle (Easy Version) binary search, constructive algorithms, divide and conquer, greedy, interactive, trees	3500	x83
2207F	Hanabi binary search, data structures, dp, dsu, flows, graph matchings, graphs, greedy	3000	x343
2207E1	N-MEX (Constructive Version) constructive algorithms, greedy	2200	x1904
2207B	One Night At Freddy's games, greedy, sortings	1600	x6885
2207A	1-1 greedy, strings	800	x15422
2205D	Simons and Beating Peaks data structures, data structures, divide and conquer, dp, dp, greedy, implementation, trees	1700	x5928
2205C	Simons and Posting Blogs greedy, greedy, greedy, sortings	1500	x9064
2204F	Sum of Fractions binary search, brute force, combinatorics, data structures, greedy, math, number theory, two pointers	2200	x1403
2204B	Right Maximum greedy	800	x21814
2203E	Probabilistic Card Game binary search, data structures, games, greedy, math, ternary search	2200	x1586
2203D	Divisibility Game brute force, games, games, games, greedy, number theory, number theory	1700	x6415
2203C	Test Generator binary search, bitmasks, greedy, math	1500	x8349
2203B	Beautiful Numbers bitmasks, dp, fft, greedy, math	1000	x17135
2202B	ABAB Construction dp, greedy, greedy, greedy, implementation	1200	x13182
2201D	Binary Not Search and Queries data structures, greedy, implementation	2500	x897
2201C	Rigged Bracket Sequence combinatorics, dp, greedy	2000	x2326
2200F	Mooclear Reactor 2 brute force, data structures, greedy, implementation, sortings	1900	x3468
2200E	Divisive Battle games, greedy, math, number theory	1500	x9824
2200D	Portal greedy, sortings	1300	x14285
2200C	Specialty String brute force, greedy, strings	900	x25386
2200B	Deletion Sort bitmasks, brute force, greedy, sortings	800	x29154
2200A	Eating Game greedy	800	x32563

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