Problemset - Codeforces

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Codeforces Round #664 (Div. 1)
24:45:13
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Before contest
Codeforces Round #664 (Div. 2)
24:45:14
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Problems

#	Name
1372D	Omkar and Circle brute force, dp, games, greedy	2100	x3579
1372C	Omkar and Baseball constructive algorithms, math	1500	x10359
1372B	Omkar and Last Class of Math greedy, math, number theory	1300	x14543
1372A	Omkar and Completion constructive algorithms, implementation	800	x20307
1371F	Raging Thunder data structures, divide and conquer, implementation	2800	x272
1371E2	Asterism (Hard Version) binary search, combinatorics, dp, math, number theory, sortings	2300	x1633
1371E1	Asterism (Easy Version) binary search, brute force, combinatorics, math, number theory, sortings	1900	x3574
1371D	Grid-00100 constructive algorithms, greedy, implementation	1600	x8960
1371C	A Cookie for You greedy, implementation, math	1300	x13393
1371B	Magical Calendar math	1200	x14484
1371A	Magical Sticks math	800	x21954
1370F2	The Hidden Pair (Hard Version) binary search, dfs and similar, graphs, interactive, shortest paths, trees	2700	x768
1370F1	The Hidden Pair (Easy Version) binary search, dfs and similar, graphs, interactive, shortest paths, trees	2400	x874
1370E	Binary Subsequence Rotation binary search, constructive algorithms, data structures, greedy	2100	x3346
1370D	Odd-Even Subsequence binary search, dp, dsu, greedy, implementation	2000	x5585
1370C	Number Game games, math, number theory	1400	x13102
1370B	GCD Compression constructive algorithms, math, number theory	1100	x15565
1370A	Maximum GCD greedy, implementation, math, number theory	800	x21830
1369F	BareLee dfs and similar, dp, games	2700	x364
1369E	DeadLee data structures, dfs and similar, greedy, implementation, sortings	2400	x1402
1369D	TediousLee dp, graphs, greedy, math, trees	1900	x5747
1369C	RationalLee greedy, math, sortings, two pointers	1400	x11927
1369B	AccurateLee greedy, implementation, strings	1200	x15495
1369A	FashionabLee geometry, math	800	x21296
1368H2	Breadboard Capacity (hard version)	3500	x38
1368H1	Breadboard Capacity (easy version) dp, flows, greedy	3300	x61
1368G	Shifting Dominoes data structures, geometry, graphs, trees	3200	x89
1368F	Lamps on a Circle games, implementation, interactive, math	2600	x547
1368E	Ski Accidents constructive algorithms, graphs, greedy	2500	x1306
1368D	AND, OR and square sum bitmasks, greedy, math	1700	x6924
1368C	Even Picture constructive algorithms	1500	x9263
1368B	Codeforces Subsequences brute force, constructive algorithms, greedy, math, strings	1500	x11287
1368A	C+= brute force, greedy, implementation, math	800	x18713
1367F2	Flying Sort (Hard Version) binary search, data structures, dp, greedy, sortings, two pointers	2400	x745
1367F1	Flying Sort (Easy Version) dp, greedy, two pointers	2100	x1819
1367E	Necklace Assembly brute force, dfs and similar, dp, graphs, greedy, number theory	1900	x3463
1367D	Task On The Board constructive algorithms, greedy, implementation, sortings	1800	x5538
1367C	Social Distance constructive algorithms, greedy, math	1300	x14212
1367B	Even Array greedy, math	800	x22851
1367A	Short Substrings implementation, strings	800	x25162
1366G	Construct the String data structures, dp, strings	2700	x290
1366F	Jog Around The Graph binary search, dp, geometry, graphs	2700	x341
1366E	Two Arrays binary search, brute force, combinatorics, constructive algorithms, dp, two pointers	2100	x2627
1366D	Two Divisors constructive algorithms, math, number theory	2000	x5602
1366C	Palindromic Paths greedy, math	1500	x9057
1366B	Shuffle math, two pointers	1300	x12856
1366A	Shovels and Swords binary search, greedy, math	1100	x16437
1365G	Secure Password bitmasks, combinatorics, constructive algorithms, interactive, math	2800	x434
1365F	Swaps Again constructive algorithms, implementation, sortings	2100	x3097
1365E	Maximum Subsequence Value brute force, constructive algorithms	1900	x5406
1365D	Solve The Maze constructive algorithms, dfs and similar, dsu, graphs, greedy, implementation, shortest paths	1700	x8361
1365C	Rotation Matching constructive algorithms, data structures, greedy, implementation	1400	x13085
1365B	Trouble Sort constructive algorithms, implementation	1300	x15239
1365A	Matrix Game games, greedy, implementation	1100	x16730
1364E	X-OR bitmasks, constructive algorithms, divide and conquer, interactive, probabilities	2700	x590
1364D	Ehab's Last Corollary constructive algorithms, dfs and similar, graphs, greedy, implementation, trees	2100	x2521
1364C	Ehab and Prefix MEXs brute force, constructive algorithms, greedy	1600	x8035
1364B	Most socially-distanced subsequence greedy, two pointers	1300	x12073
1364A	XXXXX brute force, data structures, number theory, two pointers	1200	x14389
1363F	Rotating Substrings dp, strings	2600	x687
1363E	Tree Shuffling dfs and similar, dp, greedy, trees	2000	x4307
1363D	Guess The Maximums binary search, implementation, interactive, math	2100	x2836
1363C	Game On Leaves games, trees	1600	x10349
1363B	Subsequence Hate implementation, strings	1400	x13138
1363A	Odd Selection brute force, implementation, math	1200	x18166
1362C	Johnny and Another Rating Drop bitmasks, greedy, math	1400	x11151
1362B	Johnny and His Hobbies bitmasks, brute force	1200	x12514
1362A	Johnny and Ancient Computer implementation	1000	x15680
1361F	Johnny and New Toy data structures, implementation, math	3300	x58
1361E	James and the Chase dfs and similar, graphs, probabilities, trees	3000	x185
1361D	Johnny and James greedy, implementation, math, trees	2900	x186
1361C	Johnny and Megan's Necklace binary search, bitmasks, constructive algorithms, dfs and similar, dsu, graphs	2500	x815
1361B	Johnny and Grandmaster greedy, implementation, math, sortings	1900	x2397
1361A	Johnny and Contribution constructive algorithms, graphs, greedy, sortings	1700	x6081
1360H	Binary Median binary search, bitmasks, brute force, constructive algorithms	2100	x3078
1360G	A/B Matrix constructive algorithms, greedy, math	1900	x5148
1360F	Spy-string bitmasks, brute force, constructive algorithms, dp, hashing, strings	1700	x7298
1360E	Polygon dp, graphs, implementation, shortest paths	1300	x14156
1360D	Buying Shovels math, number theory	1300	x15657
1360C	Similar Pairs constructive algorithms, graph matchings, greedy, sortings	1100	x18524
1360B	Honest Coach greedy, sortings	800	x22717
1360A	Minimal Square greedy, math	800	x23397
1359F	RC Kaboom Show binary search, brute force, data structures, geometry, math	2900	x222
1359E	Modular Stability combinatorics, math, number theory	2000	x3755
1359D	Yet Another Yet Another Task data structures, dp, implementation, two pointers	2000	x5456
1359C	Mixing Water binary search, math	1700	x8658
1359B	New Theatre Square brute force, dp, greedy, implementation, two pointers	1000	x16749
1359A	Berland Poker brute force, greedy, math	1000	x18088
1358F	Tasty Cookie binary search, constructive algorithms, greedy, implementation	2700	x307
1358E	Are You Fired? constructive algorithms, data structures, greedy, implementation	2400	x1445
1358D	The Best Vacation binary search, brute force, greedy, implementation, two pointers	1900	x5802
1358C	Celex Update math	1600	x11453
1358B	Maria Breaks the Self-isolation greedy, sortings	1000	x17574
1358A	Park Lighting greedy, math	800	x21985
1357E2	Root of quantum Fourier transform		x39
1357E1	Power of quantum Fourier transform		x178
1357D5	Quantum Classification - Dataset 7		x69
1357D4	Quantum Classification - Dataset 6		x73
1357D3	Quantum Classification - Dataset 5		x92
1357D2	Quantum Classification - Dataset 4		x99