Problemset - Codeforces

Problems

#	Name
1369E	DeadLee data structures, dfs and similar, greedy, implementation, sortings	2400	x2280
1369D	TediousLee dp, graphs, greedy, math, trees	1900	x8685
1369C	RationalLee greedy, math, sortings, two pointers	1400	x19682
1369B	AccurateLee greedy, implementation, strings	1200	x24538
1369A	FashionabLee geometry, math	800	x36781
1368H2	Breadboard Capacity (hard version)	3500	x227
1368H1	Breadboard Capacity (easy version) dp, flows, greedy	3300	x353
1368G	Shifting Dominoes data structures, geometry, graphs, trees	3200	x609
1368F	Lamps on a Circle games, implementation, interactive, math	2600	x1051
1368E	Ski Accidents constructive algorithms, graphs, greedy	2500	x2227
1368D	AND, OR and square sum bitmasks, greedy, math	1700	x11956
1368C	Even Picture constructive algorithms	1500	x13490
1368B	Codeforces Subsequences brute force, constructive algorithms, greedy, math, strings	1500	x19908
1368A	C+= brute force, greedy, implementation, math	800	x39947
1367F2	Flying Sort (Hard Version) binary search, data structures, dp, greedy, sortings, two pointers	2400	x1683
1367F1	Flying Sort (Easy Version) dp, greedy, two pointers	2100	x3304
1367E	Necklace Assembly brute force, dfs and similar, dp, graphs, greedy, number theory	1900	x5488
1367D	Task On The Board constructive algorithms, greedy, implementation, sortings	1800	x8375
1367C	Social Distance constructive algorithms, greedy, math	1300	x23598
1367B	Even Array greedy, math	800	x54328
1367A	Short Substrings implementation, strings	800	x58143
1366G	Construct the String data structures, dp, strings	2700	x553
1366F	Jog Around The Graph binary search, dp, geometry, graphs	2700	x818
1366E	Two Arrays binary search, brute force, combinatorics, constructive algorithms, dp, two pointers	2100	x4301
1366D	Two Divisors constructive algorithms, math, number theory	2000	x10657
1366C	Palindromic Paths greedy, math	1500	x13621
1366B	Shuffle math, two pointers	1300	x21313
1366A	Shovels and Swords binary search, greedy, math	1100	x30375
1365G	Secure Password bitmasks, combinatorics, constructive algorithms, interactive, math	2800	x1176
1365F	Swaps Again constructive algorithms, implementation, sortings	2100	x4472
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	x17582
1365C	Rotation Matching constructive algorithms, data structures, greedy, implementation	1400	x23264
1365B	Trouble Sort constructive algorithms, implementation	1300	x27051
1365A	Matrix Game games, greedy, implementation	1100	x24193
1364E	X-OR bitmasks, constructive algorithms, divide and conquer, interactive, probabilities	2700	x1438
1364D	Ehab's Last Corollary constructive algorithms, dfs and similar, graphs, greedy, implementation, trees	2100	x4438
1364C	Ehab and Prefix MEXs brute force, constructive algorithms, greedy	1600	x13238
1364B	Most socially-distanced subsequence greedy, two pointers	1300	x20124
1364A	XXXXX brute force, data structures, number theory, two pointers	1200	x28425
1363F	Rotating Substrings dp, strings	2600	x1536
1363E	Tree Shuffling dfs and similar, dp, greedy, trees	2000	x6866
1363D	Guess The Maximums binary search, implementation, interactive, math	2100	x4098
1363C	Game On Leaves games, trees	1600	x18931
1363B	Subsequence Hate implementation, strings	1400	x23786
1363A	Odd Selection brute force, implementation, math	1200	x36305
1362C	Johnny and Another Rating Drop bitmasks, greedy, math	1400	x18585
1362B	Johnny and His Hobbies bitmasks, brute force	1200	x19311
1362A	Johnny and Ancient Computer implementation	1000	x24512
1361F	Johnny and New Toy data structures, implementation, math	3300	x154
1361E	James and the Chase dfs and similar, graphs, probabilities, trees	3000	x700
1361D	Johnny and James greedy, implementation, math, trees	2900	x320
1361C	Johnny and Megan's Necklace binary search, bitmasks, constructive algorithms, dfs and similar, dsu, graphs	2500	x1646
1361B	Johnny and Grandmaster greedy, implementation, math, sortings	1900	x3658
1361A	Johnny and Contribution constructive algorithms, graphs, greedy, sortings	1700	x8447
1360H	Binary Median binary search, bitmasks, brute force, constructive algorithms	2100	x4606
1360G	A/B Matrix constructive algorithms, greedy, math	1900	x7851
1360F	Spy-string bitmasks, brute force, constructive algorithms, dp, hashing, strings	1700	x12512
1360E	Polygon dp, graphs, implementation, shortest paths	1300	x25576
1360D	Buying Shovels math, number theory	1300	x33719
1360C	Similar Pairs constructive algorithms, graph matchings, greedy, sortings	1100	x33085
1360B	Honest Coach greedy, sortings	800	x48371
1360A	Minimal Square greedy, math	800	x51214
1359F	RC Kaboom Show binary search, brute force, data structures, geometry, math	2900	x544
1359E	Modular Stability combinatorics, math, number theory	2000	x6161
1359D	Yet Another Yet Another Task data structures, dp, implementation, two pointers	2000	x9565
1359C	Mixing Water binary search, math	1700	x13932
1359B	New Theatre Square brute force, dp, greedy, implementation, two pointers	1000	x27928
1359A	Berland Poker brute force, greedy, math	1000	x29825
1358F	Tasty Cookie binary search, constructive algorithms, greedy, implementation	2700	x459
1358E	Are You Fired? constructive algorithms, data structures, greedy, implementation	2400	x2337
1358D	The Best Vacation binary search, brute force, greedy, implementation, two pointers	1900	x8230
1358C	Celex Update math	1600	x17462
1358B	Maria Breaks the Self-isolation greedy, sortings	1000	x25001
1358A	Park Lighting greedy, math	800	x39742
1355F	Guess Divisors Count constructive algorithms, interactive, number theory	2600	x875
1355E	Restorer Distance binary search, greedy, math, sortings, ternary search	2100	x5197
1355D	Game With Array constructive algorithms, math	1400	x18133
1355C	Count Triangles binary search, implementation, math, two pointers	1800	x10741
1355B	Young Explorers dp, greedy, sortings	1200	x25883
1355A	Sequence with Digits brute force, implementation, math	1200	x26784
1354G	Find a Gift binary search, interactive, probabilities	2600	x798
1354F	Summoning Minions constructive algorithms, dp, flows, graph matchings, greedy, sortings	2500	x1237
1354E	Graph Coloring dfs and similar, dp, graphs	2100	x3384
1354D	Multiset binary search, data structures	1900	x8909
1354C2	Not So Simple Polygon Embedding binary search, brute force, geometry, math	2000	x6111
1354C1	Simple Polygon Embedding binary search, geometry, math, ternary search	1400	x15738
1354B	Ternary String binary search, dp, implementation, two pointers	1200	x31296
1354A	Alarm Clock math	900	x23872
1353F	Decreasing Heights brute force, dp	2200	x3362
1353E	K-periodic Garland brute force, dp, greedy	1900	x7211
1353D	Constructing the Array constructive algorithms, data structures, sortings	1600	x18252
1353C	Board Moves math	1000	x35710
1353B	Two Arrays And Swaps greedy, sortings	800	x50436
1353A	Most Unstable Array constructive algorithms, greedy, math	800	x41214
1352G	Special Permutation constructive algorithms	1600	x21554
1352F	Binary String Reconstruction constructive algorithms, dfs and similar, math	1500	x17318
1352E	Special Elements brute force, implementation, two pointers	1500	x20755
1352D	Alice, Bob and Candies implementation	1300	x26454
1352C	K-th Not Divisible by n binary search, math	1200	x55833