Problemset - Codeforces

Problems

#	Name
1366C	Palindromic Paths greedy, math	1500	x13621
1366B	Shuffle math, two pointers	1300	x21310
1365E	Maximum Subsequence Value brute force, constructive algorithms	1900	x7888
1365D	Solve The Maze constructive algorithms, dfs and similar, dsu, graphs, greedy, implementation, shortest paths	1700	x17578
1365C	Rotation Matching constructive algorithms, data structures, greedy, implementation	1400	x23262
1365B	Trouble Sort constructive algorithms, implementation	1300	x27046
1364C	Ehab and Prefix MEXs brute force, constructive algorithms, greedy	1600	x13238
1364B	Most socially-distanced subsequence greedy, two pointers	1300	x20122
1363C	Game On Leaves games, trees	1600	x18931
1363B	Subsequence Hate implementation, strings	1400	x23784
1362C	Johnny and Another Rating Drop bitmasks, greedy, math	1400	x18585
1361B	Johnny and Grandmaster greedy, implementation, math, sortings	1900	x3658
1361A	Johnny and Contribution constructive algorithms, graphs, greedy, sortings	1700	x8446
1360G	A/B Matrix constructive algorithms, greedy, math	1900	x7848
1360F	Spy-string bitmasks, brute force, constructive algorithms, dp, hashing, strings	1700	x12512
1360E	Polygon dp, graphs, implementation, shortest paths	1300	x25572
1360D	Buying Shovels math, number theory	1300	x33710
1359C	Mixing Water binary search, math	1700	x13932
1358D	The Best Vacation binary search, brute force, greedy, implementation, two pointers	1900	x8229
1358C	Celex Update math	1600	x17460
1355D	Game With Array constructive algorithms, math	1400	x18133
1355C	Count Triangles binary search, implementation, math, two pointers	1800	x10739
1354D	Multiset binary search, data structures	1900	x8905
1354C1	Simple Polygon Embedding binary search, geometry, math, ternary search	1400	x15738
1353E	K-periodic Garland brute force, dp, greedy	1900	x7209
1353D	Constructing the Array constructive algorithms, data structures, sortings	1600	x18247
1352G	Special Permutation constructive algorithms	1600	x21549
1352F	Binary String Reconstruction constructive algorithms, dfs and similar, math	1500	x17316
1352E	Special Elements brute force, implementation, two pointers	1500	x20753
1352D	Alice, Bob and Candies implementation	1300	x26447
1351C	Skier data structures, implementation	1400	x8629
1350B	Orac and Models dp, math, number theory	1400	x22551
1349A	Orac and LCM data structures, math, number theory	1600	x17323
1348D	Phoenix and Science binary search, constructive algorithms, greedy, implementation, math	1900	x8914
1348C	Phoenix and Distribution constructive algorithms, greedy, sortings, strings	1600	x14686
1348B	Phoenix and Beauty constructive algorithms, data structures, greedy, sortings	1400	x25534
1346E	Magic Tricks *special problem, dp, graphs	1700	x380
1346D	Constructing the Dungeon *special problem, graphs, greedy	1600	x506
1346C	Spring Cleaning *special problem, greedy, sortings	1600	x608
1346B	Boot Camp *special problem, greedy	1400	x1211
1344A	Hilbert's Hotel math, number theory, sortings	1600	x15701
1343D	Constant Palindrome Sum brute force, data structures, greedy, two pointers	1700	x12766
1342D	Multiple Testcases binary search, constructive algorithms, data structures, greedy, sortings, two pointers	1900	x6128
1342C	Yet Another Counting Problem math, number theory	1600	x14100
1341B	Nastya and Door greedy, implementation	1300	x19758
1340B	Nastya and Scoreboard bitmasks, dp, graphs, greedy	1700	x7876
1340A	Nastya and Strange Generator brute force, data structures, greedy, implementation	1500	x13433
1338B	Edge Weight Assignment bitmasks, constructive algorithms, dfs and similar, greedy, math, trees	1800	x8519
1338A	Powered Addition greedy, math	1500	x24352
1336B	Xenia and Colorful Gems binary search, greedy, math, sortings, two pointers	1700	x11419
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x20618
1335E2	Three Blocks Palindrome (hard version) brute force, data structures, dp, two pointers	1800	x8390
1335E1	Three Blocks Palindrome (easy version) binary search, brute force, data structures, dp, two pointers	1700	x10898
1335D	Anti-Sudoku constructive algorithms, implementation	1300	x27554
1334D	Minimum Euler Cycle constructive algorithms, graphs, greedy, implementation	1800	x7345
1334C	Circle of Monsters brute force, constructive algorithms, greedy, math	1600	x16736
1333C	Eugene and an array binary search, data structures, implementation, two pointers	1700	x12645
1332D	Walk on Matrix bitmasks, constructive algorithms, math	1700	x8201
1332C	K-Complete Word dfs and similar, dsu, greedy, implementation, strings	1500	x16830
1332B	Composite Coloring brute force, constructive algorithms, greedy, math, number theory	1400	x17680
1330B	Dreamoon Likes Permutations implementation, math	1400	x14091
1329B	Dreamoon Likes Sequences bitmasks, combinatorics, math	1700	x6716
1329A	Dreamoon Likes Coloring constructive algorithms, greedy, implementation, math	1800	x9182
1328E	Tree Queries dfs and similar, graphs, trees	1900	x9734
1328D	Carousel constructive algorithms, dp, graphs, greedy, math	1800	x13294
1328B	K-th Beautiful String binary search, brute force, combinatorics, implementation, math	1300	x29333
1327E	Count The Blocks combinatorics, dp, math	1800	x9008
1327C	Game with Chips constructive algorithms, implementation	1600	x13459
1326D2	Prefix-Suffix Palindrome (Hard version) binary search, greedy, hashing, string suffix structures, strings	1800	x10254
1326D1	Prefix-Suffix Palindrome (Easy version) hashing, string suffix structures, strings	1500	x12168
1326C	Permutation Partitions combinatorics, greedy, math	1300	x15682
1325D	Ehab the Xorcist bitmasks, constructive algorithms, greedy, number theory	1700	x12197
1325C	Ehab and Path-etic MEXs constructive algorithms, dfs and similar, greedy, trees	1500	x13801
1324F	Maximum White Subtree dfs and similar, dp, graphs, trees	1800	x10205
1324E	Sleeping Schedule dp, implementation	1700	x13747
1324D	Pair of Topics binary search, data structures, sortings, two pointers	1400	x28806
1323B	Count Subrectangles binary search, greedy, implementation	1500	x9105
1322A	Unusual Competitions greedy	1300	x12458
1321C	Remove Adjacent brute force, constructive algorithms, greedy, strings	1600	x9885
1320B	Navigation System dfs and similar, graphs, shortest paths	1700	x6058
1320A	Journey Planning data structures, dp, greedy, math, sortings	1400	x16610
1316C	Primitive Primes constructive algorithms, math, ternary search	1800	x7309
1316B	String Modification brute force, constructive algorithms, implementation, sortings, strings	1400	x11299
1315B	Homecoming binary search, dp, greedy, strings	1300	x9230
1313C2	Skyscrapers (hard version) data structures, dp, greedy	1900	x6555
1313C1	Skyscrapers (easy version) brute force, data structures, dp, greedy	1500	x10480
1313B	Different Rules constructive algorithms, greedy, implementation, math	1700	x6715
1312D	Count the Arrays combinatorics, math	1700	x9558
1312C	Adding Powers bitmasks, greedy, implementation, math, number theory, ternary search	1400	x16661
1311F	Moving Points data structures, divide and conquer, implementation, sortings	1900	x4300
1311C	Perform the Combo brute force	1300	x16084
1310A	Recommendations data structures, greedy, sortings	1700	x5191
1307D	Cow and Fields binary search, data structures, dfs and similar, graphs, greedy, shortest paths, sortings	1900	x6465
1307C	Cow and Message brute force, dp, math, strings	1500	x11884
1307B	Cow and Friend geometry, greedy, math	1300	x13332
1305D	Kuroni and the Celebration constructive algorithms, dfs and similar, interactive, trees	1900	x5054
1305C	Kuroni and Impossible Calculation brute force, combinatorics, math, number theory	1600	x14917
1304D	Shortest and Longest LIS constructive algorithms, graphs, greedy, two pointers	1800	x6354
1304C	Air Conditioner dp, greedy, implementation, sortings, two pointers	1500	x16488
1303D	Fill The Bag bitmasks, greedy	1900	x7177