Problemset - Codeforces

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Pinely Round 4 (Div. 1 + Div. 2)
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Problems

#	Name
1372B	Omkar and Last Class of Math greedy, math, number theory	1300	x27266
1371E1	Asterism (Easy Version) binary search, brute force, combinatorics, math, number theory, sortings	1900	x5193
1371D	Grid-00100 constructive algorithms, greedy, implementation	1600	x12910
1371C	A Cookie for You greedy, implementation, math	1300	x20382
1370C	Number Game games, math, number theory	1400	x24213
1369D	TediousLee dp, graphs, greedy, math, trees	1900	x8538
1369C	RationalLee greedy, math, sortings, two pointers	1400	x19418
1368D	AND, OR and square sum bitmasks, greedy, math	1700	x11603
1368C	Even Picture constructive algorithms	1500	x13257
1368B	Codeforces Subsequences brute force, constructive algorithms, greedy, math, strings	1500	x19477
1367E	Necklace Assembly brute force, dfs and similar, dp, graphs, greedy, number theory	1900	x5388
1367D	Task On The Board constructive algorithms, greedy, implementation, sortings	1800	x8263
1367C	Social Distance constructive algorithms, greedy, math	1300	x23256
1366C	Palindromic Paths greedy, math	1500	x13467
1366B	Shuffle math, two pointers	1300	x20365
1365E	Maximum Subsequence Value brute force, constructive algorithms	1900	x7761
1365D	Solve The Maze constructive algorithms, dfs and similar, dsu, graphs, greedy, implementation, shortest paths	1700	x16872
1365C	Rotation Matching constructive algorithms, data structures, greedy, implementation	1400	x22853
1365B	Trouble Sort constructive algorithms, implementation	1300	x26568
1364C	Ehab and Prefix MEXs brute force, constructive algorithms, greedy	1600	x13016
1364B	Most socially-distanced subsequence greedy, two pointers	1300	x19370
1363C	Game On Leaves games, trees	1600	x18384
1363B	Subsequence Hate implementation, strings	1400	x23351
1362C	Johnny and Another Rating Drop bitmasks, greedy, math	1400	x17893
1361B	Johnny and Grandmaster greedy, implementation, math, sortings	1900	x3595
1361A	Johnny and Contribution constructive algorithms, graphs, greedy, sortings	1700	x8373
1360G	A/B Matrix constructive algorithms, greedy, math	1900	x7658
1360F	Spy-string bitmasks, brute force, constructive algorithms, dp, hashing, strings	1700	x12225
1360E	Polygon dp, graphs, implementation, shortest paths	1300	x24949
1360D	Buying Shovels math, number theory	1300	x32130
1359C	Mixing Water binary search, math	1700	x13646
1358D	The Best Vacation binary search, brute force, greedy, implementation, two pointers	1900	x8095
1358C	Celex Update math	1600	x17221
1355D	Game With Array constructive algorithms, math	1400	x17870
1355C	Count Triangles binary search, implementation, math, two pointers	1800	x10544
1354D	Multiset binary search, data structures	1900	x8617
1354C1	Simple Polygon Embedding binary search, geometry, math, ternary search	1400	x15588
1353E	K-periodic Garland brute force, dp, greedy	1900	x7067
1353D	Constructing the Array constructive algorithms, data structures, sortings	1600	x17858
1352G	Special Permutation constructive algorithms	1600	x20707
1352F	Binary String Reconstruction constructive algorithms, dfs and similar, math	1500	x16813
1352E	Special Elements brute force, implementation, two pointers	1500	x20080
1352D	Alice, Bob and Candies implementation	1300	x25637
1351C	Skier data structures, implementation	1400	x8482
1350B	Orac and Models dp, math, number theory	1400	x21488
1349A	Orac and LCM data structures, math, number theory	1600	x16645
1348D	Phoenix and Science binary search, constructive algorithms, greedy, implementation, math	1900	x8774
1348C	Phoenix and Distribution constructive algorithms, greedy, sortings, strings	1600	x14511
1348B	Phoenix and Beauty constructive algorithms, data structures, greedy, sortings	1400	x25057
1346E	Magic Tricks *special problem, dp, graphs	1700	x375
1346D	Constructing the Dungeon *special problem, graphs, greedy	1600	x486
1346C	Spring Cleaning *special problem, greedy, sortings	1600	x589
1346B	Boot Camp *special problem, greedy	1400	x1188
1344A	Hilbert's Hotel math, number theory, sortings	1600	x15541
1343D	Constant Palindrome Sum brute force, data structures, greedy, two pointers	1700	x12524
1342D	Multiple Testcases binary search, constructive algorithms, data structures, greedy, sortings, two pointers	1900	x6062
1342C	Yet Another Counting Problem math, number theory	1600	x13931
1341B	Nastya and Door greedy, implementation	1300	x19409
1340B	Nastya and Scoreboard bitmasks, dp, graphs, greedy	1700	x7807
1340A	Nastya and Strange Generator brute force, data structures, greedy, implementation	1500	x13378
1338B	Edge Weight Assignment bitmasks, constructive algorithms, dfs and similar, greedy, math, trees	1800	x8371
1338A	Powered Addition greedy, math	1500	x23456
1336B	Xenia and Colorful Gems binary search, greedy, math, sortings, two pointers	1700	x11290
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x20008
1335E2	Three Blocks Palindrome (hard version) brute force, data structures, dp, two pointers	1800	x8259
1335E1	Three Blocks Palindrome (easy version) binary search, brute force, data structures, dp, two pointers	1700	x10748
1335D	Anti-Sudoku constructive algorithms, implementation	1300	x27144
1334D	Minimum Euler Cycle constructive algorithms, graphs, greedy, implementation	1800	x7239
1334C	Circle of Monsters brute force, constructive algorithms, greedy, math	1600	x16448
1333C	Eugene and an array binary search, data structures, implementation, two pointers	1700	x12483
1332D	Walk on Matrix bitmasks, constructive algorithms, math	1700	x8136
1332C	K-Complete Word dfs and similar, dsu, greedy, implementation, strings	1500	x16276
1332B	Composite Coloring brute force, constructive algorithms, greedy, math, number theory	1400	x17466
1330B	Dreamoon Likes Permutations implementation, math	1400	x13965
1329B	Dreamoon Likes Sequences bitmasks, combinatorics, math	1700	x6602
1329A	Dreamoon Likes Coloring constructive algorithms, greedy, implementation, math	1800	x9035
1328E	Tree Queries dfs and similar, graphs, trees	1900	x9285
1328D	Carousel constructive algorithms, dp, graphs, greedy, math	1800	x12978
1328B	K-th Beautiful String binary search, brute force, combinatorics, implementation, math	1300	x28761
1327E	Count The Blocks combinatorics, dp, math	1800	x8833
1327C	Game with Chips constructive algorithms, implementation	1600	x13329
1326D2	Prefix-Suffix Palindrome (Hard version) binary search, greedy, hashing, string suffix structures, strings	1800	x10000
1326D1	Prefix-Suffix Palindrome (Easy version) hashing, string suffix structures, strings	1500	x11981
1326C	Permutation Partitions combinatorics, greedy, math	1300	x15539
1325D	Ehab the Xorcist bitmasks, constructive algorithms, greedy, number theory	1700	x11932
1325C	Ehab and Path-etic MEXs constructive algorithms, dfs and similar, greedy, trees	1500	x13411
1324F	Maximum White Subtree dfs and similar, dp, graphs, trees	1800	x9648
1324E	Sleeping Schedule dp, implementation	1700	x13145
1324D	Pair of Topics binary search, data structures, sortings, two pointers	1400	x27639
1323B	Count Subrectangles binary search, greedy, implementation	1500	x8840
1322A	Unusual Competitions greedy	1300	x12402
1321C	Remove Adjacent brute force, constructive algorithms, greedy, strings	1600	x9761
1320B	Navigation System dfs and similar, graphs, shortest paths	1700	x5971
1320A	Journey Planning data structures, dp, greedy, math, sortings	1400	x16001
1316C	Primitive Primes constructive algorithms, math, ternary search	1800	x7238
1316B	String Modification brute force, constructive algorithms, implementation, sortings, strings	1400	x11208
1315B	Homecoming binary search, dp, greedy, strings	1300	x9150
1313C2	Skyscrapers (hard version) data structures, dp, greedy	1900	x6397
1313C1	Skyscrapers (easy version) brute force, data structures, dp, greedy	1500	x10348
1313B	Different Rules constructive algorithms, greedy, implementation, math	1700	x6652