Problemset - Codeforces

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Codeforces Round 968 (Div. 2)
2 days
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Problems

#	Name
1548A	Web of Lies brute force, graphs, greedy	1400	x16323
1540A	Great Graphs constructive algorithms, graphs, greedy, shortest paths, sortings	1400	x13869
1535C	Unstable String binary search, dp, greedy, implementation, strings, two pointers	1400	x16376
1526B	I Hate 1111 dp, math, number theory	1400	x30061
1520E	Arranging The Sheep greedy, math	1400	x21001
1519C	Berland Regional brute force, data structures, greedy, number theory, sortings	1400	x16628
1517C	Fillomino 2 constructive algorithms, dfs and similar, greedy, implementation	1400	x13290
1515C	Phoenix and Towers constructive algorithms, data structures, greedy	1400	x16974
1513B	AND Sequences bitmasks, combinatorics, constructive algorithms, math	1400	x14461
1506D	Epic Transformation constructive algorithms, data structures, greedy	1400	x21500
1505C	Fibonacci Words *special problem, implementation	1400	x6397
1494B	Berland Crossword bitmasks, brute force, greedy, implementation	1400	x14246
1490E	Accidental Victory binary search, data structures, greedy	1400	x18881
1475C	Ball in Berland combinatorics, graphs, math	1400	x20874
1468C	Berpizza data structures, implementation	1400	x7712
1463B	Find The Array bitmasks, constructive algorithms, greedy	1400	x19214
1462D	Add to Neighbour and Remove greedy, math, number theory	1400	x16619
1461B	Find the Spruce brute force, dp, implementation	1400	x12566
1453B	Suffix Operations constructive algorithms, implementation	1400	x13297
1452B	Toy Blocks binary search, greedy, math, sortings	1400	x14634
1451C	String Equality dp, greedy, hashing, implementation, strings	1400	x15426
1443C	The Delivery Dilemma binary search, greedy, sortings	1400	x15165
1431B	Polycarp and the Language of Gods *special problem, implementation, two pointers	1400	x1007
1427B	Chess Cheater greedy, implementation, sortings	1400	x10854
1425F	Flamingoes of Mystery interactive	1400	x5560
1425A	Arena of Greed games, greedy	1400	x6475
1421C	Palindromifier constructive algorithms, strings	1400	x12729
1415C	Bouncing Ball brute force, dp, implementation	1400	x10823
1408B	Arrays Sum constructive algorithms, greedy, math	1400	x9906
1393B	Applejack and Storages constructive algorithms, data structures, greedy, implementation	1400	x16616
1380C	Create The Teams brute force, dp, greedy, implementation, sortings	1400	x20540
1380B	Universal Solution greedy	1400	x14546
1375C	Element Extermination constructive algorithms, data structures, greedy	1400	x20999
1374D	Zero Remainder Array math, sortings, two pointers	1400	x23421
1370C	Number Game games, math, number theory	1400	x24361
1369C	RationalLee greedy, math, sortings, two pointers	1400	x19486
1365C	Rotation Matching constructive algorithms, data structures, greedy, implementation	1400	x22944
1363B	Subsequence Hate implementation, strings	1400	x23460
1362C	Johnny and Another Rating Drop bitmasks, greedy, math	1400	x18044
1355D	Game With Array constructive algorithms, math	1400	x17932
1354C1	Simple Polygon Embedding binary search, geometry, math, ternary search	1400	x15631
1351C	Skier data structures, implementation	1400	x8504
1350B	Orac and Models dp, math, number theory	1400	x21821
1348B	Phoenix and Beauty constructive algorithms, data structures, greedy, sortings	1400	x25171
1346B	Boot Camp *special problem, greedy	1400	x1202
1332B	Composite Coloring brute force, constructive algorithms, greedy, math, number theory	1400	x17510
1330B	Dreamoon Likes Permutations implementation, math	1400	x13986
1324D	Pair of Topics binary search, data structures, sortings, two pointers	1400	x27877
1320A	Journey Planning data structures, dp, greedy, math, sortings	1400	x16151
1316B	String Modification brute force, constructive algorithms, implementation, sortings, strings	1400	x11230
1312C	Adding Powers bitmasks, greedy, implementation, math, number theory, ternary search	1400	x16363
1303B	National Project math	1400	x15675
1292A	NEKO's Maze Game data structures, dsu, implementation	1400	x13285
1285C	Fadi and LCM brute force, math, number theory	1400	x23063
1284B	New Year and Ascent Sequence binary search, combinatorics, data structures, dp, implementation, sortings	1400	x10806
1282B1	K for the Price of One (Easy Version) dp, greedy, sortings	1400	x11434
1279C	Stack of Presents data structures, implementation	1400	x11651
1276A	As Simple as One and Two dp, greedy	1400	x12269
1270C	Make Good bitmasks, constructive algorithms, math	1400	x14004
1266C	Diverse Matrix constructive algorithms, greedy, math, number theory	1400	x9665
1263C	Everyone is a Winner! binary search, math, meet-in-the-middle, number theory	1400	x13625
1263B	PIN Codes greedy, implementation	1400	x11324
1256B	Minimize the Permutation greedy	1400	x13046
1253B	Silly Mistake greedy, implementation	1400	x11160
1251B	Binary Palindromes greedy, strings	1400	x10948
1250A	Berstagram implementation	1400	x4065
1245C	Constanze's Machine dp	1400	x17374
1228B	Filling the Grid implementation, math	1400	x11496
1215B	The Number of Products combinatorics, dp, implementation	1400	x12742
1214A	Optimal Currency Exchange brute force, math	1400	x9074
1201C	Maximum Median binary search, greedy, math, sortings	1400	x22916
1200C	Round Corridor math, number theory	1400	x9794
1197C	Array Splitting greedy, sortings	1400	x13816
1195C	Basketball Exercise dp	1400	x25337
1190A	Tokitsukaze and Discard Items implementation, two pointers	1400	x9329
1189C	Candies! data structures, dp, implementation, math	1400	x10523
1184B1	The Doctor Meets Vader (Easy) binary search, sortings	1400	x5198
1183D	Candy Box (easy version) greedy, sortings	1400	x14016
1183C	Computer Game binary search, math	1400	x13892
1167C	News Distribution dfs and similar, dsu, graphs	1400	x18014
1167B	Lost Numbers brute force, divide and conquer, interactive, math	1400	x11418
1162B	Double Matrix brute force, greedy	1400	x5793
1156A	Inscribed Figures geometry	1400	x8173
1154C	Gourmet Cat implementation, math	1400	x10337
1144D	Equalize Them All constructive algorithms, greedy	1400	x10200
1143C	Queen dfs and similar, trees	1400	x12075
1131B	Draw! greedy, implementation	1400	x9695
1130C	Connect brute force, dfs and similar, dsu	1400	x8514
1110B	Tape greedy, sortings	1400	x11343
1108D	Diverse Garland constructive algorithms, dp, greedy	1400	x14950
1103A	Grid game constructive algorithms, implementation	1400	x9725
1102B	Array K-Coloring greedy, sortings	1400	x10325
1097C	Yuhao and a Parenthesis greedy, implementation	1400	x8423
1095C	Powers Of Two bitmasks, greedy	1400	x16560
1091C	New Year and the Sphere Transmission math, number theory	1400	x9936
1088C	Ehab and a 2-operation task constructive algorithms, greedy, math	1400	x8033
1068A	Birthday math	1400	x6760
1066C	Books Queries implementation	1400	x9563
1061B	Views Matter greedy, implementation, sortings	1400	x7274
1057B	DDoS *special problem, brute force	1400	x1818