Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
00:10:39
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Before contest
Codeforces Round 941 (Div. 2)
00:10:39
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Problems

#	Name
1744A	Number Replacement greedy, implementation	800	x26288
1743D	Problem with Random Tests brute force, dp, greedy, probabilities	1700	x7269
1743C	Save the Magazines constructive algorithms, dp, greedy	1100	x18612
1743B	Permutation Value constructive algorithms, greedy	800	x21904
1742G	Orray bitmasks, brute force, greedy, math, sortings	1500	x9769
1742F	Smaller constructive algorithms, greedy, strings	1500	x10735
1742E	Scuza binary search, greedy, math	1200	x21674
1742D	Coprime brute force, greedy, number theory	1100	x21467
1742B	Increasing greedy, implementation, sortings	800	x44115
1741C	Minimize the Thickness brute force, greedy, math, two pointers	1100	x17160
1740E	Hanging Hearts constructive algorithms, data structures, dfs and similar, dp, greedy, trees	1800	x4095
1740C	Bricks and Bags constructive algorithms, games, greedy, sortings	1400	x10537
1740B	Jumbo Extra Cheese 2 geometry, greedy, sortings	800	x13531
1739D	Reset K Edges binary search, data structures, dfs and similar, graphs, greedy, trees	1900	x4852
1739B	Array Recovery constructive algorithms, greedy, math	1100	x21358
1738G	Anti-Increasing Addicts constructive algorithms, dp, greedy, math	2900	x366
1738F	Connectivity Addicts constructive algorithms, dsu, graphs, greedy, interactive, shortest paths, trees	2400	x1146
1738C	Even Number Addicts dp, games, greedy, math	1500	x10503
1738B	Prefix Sum Addicts constructive algorithms, greedy, math, sortings	1200	x14718
1738A	Glory Addicts greedy, implementation, sortings	800	x13319
1737D	Ela and the Wiring Wizard brute force, dp, graphs, greedy, implementation, shortest paths	2200	x1807
1737A	Ela Sorting Books greedy, implementation, strings	900	x9934
1736E	Swap and Take dp, greedy	2600	x636
1736D	Equal Binary Subsequences constructive algorithms, geometry, greedy, implementation, strings	2200	x2390
1736A	Make A Equal to B brute force, greedy, sortings	800	x22399
1735E	House Planning constructive algorithms, data structures, graph matchings, greedy	2400	x1021
1735C	Phase Shift dfs and similar, dsu, graphs, greedy, implementation, strings	1400	x9544
1735B	Tea with Tangerines greedy, math	900	x17682
1735A	Working Week constructive algorithms, greedy, math	800	x19869
1734D	Slime Escape data structures, dp, greedy, two pointers	1800	x6000
1734C	Removing Smallest Multiples greedy, math	1200	x16795
1734A	Select Three Sticks brute force, greedy, sortings	800	x20705
1733D2	Zero-One (Hard Version) dp, greedy	2000	x3966
1733D1	Zero-One (Easy Version) constructive algorithms, greedy, math	1400	x12873
1733A	Consecutive Sum greedy, sortings	800	x20644
1732C2	Sheikh (Hard Version) binary search, bitmasks, brute force, greedy, implementation, two pointers	2100	x2451
1732C1	Sheikh (Easy version) binary search, bitmasks, greedy, two pointers	1800	x5552
1732B	Ugu brute force, dp, greedy, implementation	900	x13971
1731E	Graph Cost dp, greedy, math, number theory	2000	x2646
1731B	Kill Demodogs greedy, math	1100	x16688
1731A	Joey Takes Money greedy, math	800	x22108
1730C	Minimum Notation data structures, greedy, math, sortings	1200	x16025
1730B	Meeting on the Line binary search, geometry, greedy, implementation, math, ternary search	1600	x11789
1730A	Planets data structures, greedy, sortings	800	x22488
1729D	Friends and the Restaurant greedy, sortings, two pointers	1200	x18745
1729B	Decode String greedy, strings	800	x29308
1728F	Fishermen flows, graph matchings, greedy	3100	x388
1728E	Red-Black Pepper brute force, data structures, greedy, math, number theory	2300	x1646
1728C	Digital Logarithm data structures, greedy, sortings	1400	x15041
1728B	Best Permutation constructive algorithms, greedy	800	x19906
1728A	Colored Balls: Revisited brute force, greedy, implementation, sortings	800	x24328
1726G	A Certain Magical Party combinatorics, data structures, greedy, sortings	3300	x282
1726F	Late For Work (submissions are not allowed) data structures, greedy, schedules, shortest paths	2900	x131
1726C	Jatayu's Balanced Bracket Sequence data structures, dsu, graphs, greedy	1300	x11937
1726A	Mainak and Array greedy, math	900	x19746
1725B	Basketball Together binary search, greedy, sortings	1000	x11587
1722G	Even-Odd XOR bitmasks, constructive algorithms, greedy	1500	x10278
1722D	Line greedy, sortings	1100	x22158
1721D	Maximum AND bitmasks, dfs and similar, divide and conquer, greedy, sortings	1800	x6277
1721C	Min-Max Array Transformation binary search, greedy, two pointers	1400	x12950
1721A	Image greedy, implementation	800	x26566
1720E	Misha and Paintings constructive algorithms, data structures, greedy, implementation, math	2700	x734
1720C	Corners greedy, implementation	1200	x16278
1720B	Interesting Sum brute force, data structures, greedy, math, sortings	800	x20733
1718D	Permutation for Burenka data structures, graph matchings, greedy, math, trees	3300	x286
1718C	Tonya and Burenka-179 data structures, greedy, math, number theory	2400	x1512
1718B	Fibonacci Strings greedy, implementation, math, number theory	2000	x2871
1718A2	Burenka and Traditions (hard version) data structures, dp, greedy	1900	x4980
1718A1	Burenka and Traditions (easy version) dp, greedy	1800	x5473
1717D	Madoka and The Corruption Scheme combinatorics, constructive algorithms, greedy, math	1900	x4244
1717C	Madoka and Formal Statement greedy	1300	x14224
1716C	Robot in a Hallway data structures, dp, greedy, implementation, ternary search	2000	x4001
1716A	2-3 Moves greedy, math	800	x31311
1715E	Long Way Home data structures, divide and conquer, dp, geometry, graphs, greedy, shortest paths	2400	x1596
1715D	2+ doors 2-sat, bitmasks, graphs, greedy	1900	x4905
1715B	Beautiful Array constructive algorithms, greedy, math	1000	x20036
1715A	Crossmarket constructive algorithms, greedy, math	800	x23165
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x8573
1714C	Minimum Varied Number greedy	800	x29879
1714B	Remove Prefix data structures, greedy, implementation	800	x29248
1713E	Cross Swapping 2-sat, data structures, dsu, greedy, matrices	2400	x1510
1713D	Tournament Countdown constructive algorithms, greedy, interactive, number theory, probabilities	1800	x5431
1713A	Traveling Salesman Problem geometry, greedy, implementation	800	x21640
1712D	Empty Graph binary search, constructive algorithms, data structures, greedy, shortest paths	2000	x4252
1712C	Sort Zero greedy, sortings	1100	x19188
1712B	Woeful Permutation constructive algorithms, greedy, number theory	800	x21211
1712A	Wonderful Permutation greedy, implementation	800	x23709
1710C	XOR Triangle bitmasks, brute force, constructive algorithms, dp, greedy, math	2500	x1268
1710B	Rain binary search, brute force, data structures, geometry, greedy, implementation, math	2100	x2349
1710A	Color the Picture constructive algorithms, greedy, math	1500	x10578
1709E	XOR Tree bitmasks, data structures, dfs and similar, dsu, greedy, trees	2400	x2427
1709D	Rorororobot binary search, data structures, greedy, math	1700	x8053
1709C	Recover an RBS constructive algorithms, greedy, implementation, strings	1800	x8478
1709A	Three Doors brute force, greedy, implementation, math	800	x28937
1708A	Difference Operations greedy, math	800	x21463
1707C	DFS Trees dfs and similar, dsu, graphs, greedy, sortings, trees	2400	x1381
1707A	Doremy's IQ binary search, constructive algorithms, greedy, implementation	1600	x12801
1706E	Qpwoeirut and Vertices binary search, data structures, dfs and similar, divide and conquer, dsu, greedy, trees	2300	x2352
1706D2	Chopping Carrots (Hard Version) brute force, constructive algorithms, data structures, dp, greedy, math, number theory, two pointers	2400	x1649
1706D1	Chopping Carrots (Easy Version) binary search, brute force, constructive algorithms, greedy, number theory	1700	x6649