Problemset - Codeforces

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

#	Name
1311D	Three Integers brute force, math	2000	x8622
1408C	Discrete Acceleration binary search, dp, implementation, math, two pointers	1500	x8616
133B	Unary implementation	1200	x8616
1468E	Four Segments greedy	800	x8608
583B	Robot's Task greedy, implementation	1200	x8608
1221D	Make The Fence Great Again dp	1800	x8593
1786B	Cake Assembly Line brute force, sortings	1300	x8584
1523C	Compression and Expansion brute force, data structures, greedy, implementation, trees	1600	x8574
1000A	Codehorses T-shirts greedy, implementation	1200	x8570
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x8562
1121B	Mike and Children brute force, implementation	1200	x8559
1442A	Extreme Subtraction constructive algorithms, dp, greedy	1800	x8549
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x8537
592B	The Monster and the Squirrel math	1100	x8537
754A	Lesha and array splitting constructive algorithms, greedy, implementation	1200	x8528
1500A	Going Home brute force, hashing, implementation, math	1800	x8527
747B	Mammoth's Genome Decoding implementation, strings	900	x8527
219D	Choosing Capital for Treeland dfs and similar, dp, graphs, trees	1700	x8519
934B	A Prosperous Lot constructive algorithms, implementation	1200	x8514
710B	Optimal Point on a Line brute force, sortings	1400	x8514
1036C	Classy Numbers combinatorics, dp	1900	x8512
1145A	Thanos Sort implementation		x8510
660A	Co-prime Array greedy, implementation, math, number theory	1200	x8508
868A	Bark to Unlock brute force, implementation, strings	900	x8507
1572A	Book binary search, brute force, data structures, dp, graphs, implementation, sortings	1800	x8506
834B	The Festive Evening data structures, implementation	1100	x8504
103B	Cthulhu dfs and similar, dsu, graphs	1500	x8504
1023A	Single Wildcard Pattern Matching brute force, implementation, strings	1200	x8502
343A	Rational Resistance math, number theory	1600	x8498
1554C	Mikasa binary search, bitmasks, greedy, implementation	1800	x8496
914B	Conan and Agasa play a Card Game games, greedy, implementation	1200	x8491
1327E	Count The Blocks combinatorics, dp, math	1800	x8486
834A	The Useless Toy implementation	900	x8486
1381B	Unmerge dp	1800	x8476
1348D	Phoenix and Science binary search, constructive algorithms, greedy, implementation, math	1900	x8472
1826D	Running Miles brute force, dp, greedy	1700	x8471
916A	Jamie and Alarm Snooze brute force, implementation, math	900	x8471
1709C	Recover an RBS constructive algorithms, greedy, implementation, strings	1800	x8470
195A	Let's Watch Football binary search, brute force, math	1000	x8469
1323B	Count Subrectangles binary search, greedy, implementation	1500	x8460
416B	Art Union brute force, dp, implementation	1300	x8459
1093D	Beautiful Graph dfs and similar, graphs	1700	x8457
346A	Alice and Bob games, math, number theory	1600	x8441
1528B	Kavi on Pairing Duty combinatorics, dp, math	1700	x8440
1392D	Omkar and Bed Wars dp, greedy	1700	x8427
1203D1	Remove the Substring (easy version) greedy, implementation	1600	x8411
1082A	Vasya and Book implementation, math	1200	x8409
1795D	Triangle Coloring combinatorics, math	1600	x8403
1295D	Same GCDs math, number theory	1800	x8398
1062B	Math greedy, math, number theory	1500	x8386
1598D	Training Session combinatorics, data structures, geometry, implementation, math	1700	x8379
1286A	Garland dp, greedy, sortings	1800	x8378
1476D	Journey dfs and similar, dp, dsu, implementation	1700	x8375
46A	Ball Game brute force, implementation	800	x8370
553A	Kyoya and Colored Balls combinatorics, dp, math	1500	x8367
242E	XOR on Segment bitmasks, data structures	2000	x8365
359A	Table constructive algorithms, greedy, implementation	1000	x8364
1141D	Colored Boots greedy, implementation	1500	x8361
799B	T-shirt buying data structures, implementation	1400	x8358
749B	Parallelogram is Back brute force, constructive algorithms, geometry	1200	x8357
1098A	Sum in the tree constructive algorithms, dfs and similar, greedy, trees	1600	x8352
463C	Gargari and Bishops greedy, hashing, implementation	1900	x8350
711B	Chris and Magic Square constructive algorithms, implementation	1400	x8348
602A	Two Bases brute force, implementation	1100	x8346
855B	Marvolo Gaunt's Ring brute force, data structures, dp	1500	x8343
978D	Almost Arithmetic Progression brute force, implementation, math	1500	x8338
719B	Anatoly and Cockroaches greedy	1400	x8332
567B	Berland National Library implementation	1300	x8329
1097C	Yuhao and a Parenthesis greedy, implementation	1400	x8327
1075A	The King's Race implementation, math	800	x8324
1061C	Multiplicity data structures, dp, implementation, math, number theory	1700	x8324
713A	Sonya and Queries data structures, implementation	1400	x8318
611C	New Year and Domino dp, implementation	1500	x8317
56A	Bar implementation	1000	x8314
1715C	Monoblock combinatorics, data structures, implementation, math	1700	x8311
1766D	Lucky Chains math, number theory	1600	x8309
1051A	Vasya And Password greedy, implementation, strings	1200	x8306
1109A	Sasha and a Bit of Relax dp, implementation	1600	x8305
1290A	Mind Control brute force, data structures, implementation	1600	x8302
1557C	Moamen and XOR bitmasks, combinatorics, dp, math, matrices	1700	x8301
1146B	Hate "A" implementation, strings	1100	x8300
1130C	Connect brute force, dfs and similar, dsu	1400	x8300
735B	Urbanization greedy, number theory, sortings	1100	x8298
1077D	Cutting Out binary search, sortings	1600	x8292
495A	Digital Counter implementation	1100	x8286
630R	Game games, math	1200	x8283
1268A	Long Beautiful Integer constructive algorithms, greedy, implementation, strings	1700	x8282
922B	Magic Forest brute force	1300	x8278
618A	Slime Combining implementation	800	x8278
429B	Working out dp	1600	x8278
231C	To Add or Not to Add binary search, sortings, two pointers	1600	x8276
1034A	Enlarge GCD number theory	1800	x8273
245A	System Administrator implementation	800	x8270
548B	Mike and Fun brute force, dp, greedy, implementation	1400	x8263
899C	Dividing the numbers constructive algorithms, graphs, math	1300	x8258
798B	Mike and strings brute force, dp, strings	1300	x8258
52A	123-sequence implementation	900	x8254
1369D	TediousLee dp, graphs, greedy, math, trees	1900	x8243
1770C	Koxia and Number Theory brute force, chinese remainder theorem, math, number theory	1700	x8242
1354D	Multiset binary search, data structures	1900	x8239