Problemset - Codeforces

Problems

#	Name
1505A	Is it rated - 2 *special problem, implementation, interactive	900	x13411
1546B	AquaMoon and Stolen String interactive, math	1200	x12571
679A	Bear and Prime 100 constructive algorithms, interactive, math	1400	x11275
1407C	Chocolate Bunny constructive algorithms, interactive, math, two pointers	1600	x11034
1486C1	Guessing the Greatest (easy version) binary search, interactive	1600	x10992
755C	PolandBall and Forest dfs and similar, dsu, graphs, interactive, trees	1300	x10920
1479A	Searching Local Minimum binary search, interactive, ternary search	1700	x10693
1807E	Interview binary search, implementation, interactive	1300	x10612
1520F1	Guess the K-th Zero (Easy version) binary search, interactive	1600	x10191
1167B	Lost Numbers brute force, divide and conquer, interactive, math	1400	x9872
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x9683
1698D	Fixed Point Guessing binary search, constructive algorithms, interactive	1600	x8092
1486C2	Guessing the Greatest (hard version) binary search, interactive	1900	x7729
1543D1	RPD and Rap Sheet (Easy Version) bitmasks, constructive algorithms, interactive, math	1700	x7265
1503B	3-Coloring constructive algorithms, games, interactive	1700	x6707
1797C	Li Hua and Chess constructive algorithms, greedy, interactive	1600	x6667
1621C	Hidden Permutations dfs and similar, interactive, math	1700	x6509
727C	Guess the Array constructive algorithms, interactive, math	1400	x6467
1729E	Guess the Cycle Size interactive, probabilities	1800	x6375
1556D	Take a Guess bitmasks, constructive algorithms, interactive, math	1800	x6100
1534D	Lost Tree constructive algorithms, interactive, trees	1800	x5570
1207E	XOR Guessing bitmasks, interactive, math	1900	x5391
1713D	Tournament Countdown constructive algorithms, greedy, interactive, number theory, probabilities	1800	x5251
1583D	Omkar and the Meaning of Life constructive algorithms, greedy, interactive	1800	x5084
1010B	Rocket binary search, interactive	1800	x4944
1425F	Flamingoes of Mystery interactive	1400	x4748
1305D	Kuroni and the Celebration constructive algorithms, dfs and similar, interactive, trees	1900	x4597
1617D1	Too Many Impostors (easy version) constructive algorithms, implementation, interactive	1800	x4378
1780D	Bit Guessing Game binary search, bitmasks, constructive algorithms, interactive	1800	x4314
1270D	Strange Device constructive algorithms, interactive, math, sortings	1900	x4295
1521C	Nastia and a Hidden Permutation constructive algorithms, interactive	2000	x4188
1634D	Finding Zero constructive algorithms, interactive, math	2000	x4105
1697D	Guess The String binary search, constructive algorithms, interactive	1900	x4062
1451E1	Bitwise Queries (Easy Version) bitmasks, constructive algorithms, interactive, math	2000	x4056
1363D	Guess The Maximums binary search, implementation, interactive, math	2100	x3747
1665D	GCD Guess bitmasks, chinese remainder theorem, constructive algorithms, games, interactive, math, number theory	2000	x3458
1584D	Guess the Permutation binary search, combinatorics, interactive, math	2000	x3374
1687B	Railway System constructive algorithms, graphs, greedy, interactive, sortings	1700	x3328
1146C	Tree Diameter bitmasks, graphs, interactive	1700	x3304
1867E1	Salyg1n and Array (simple version) constructive algorithms, interactive, math	2000	x3174
1392E	Omkar and Duck bitmasks, constructive algorithms, interactive, math	2100	x3160
1103B	Game with modulo binary search, constructive algorithms, interactive	2000	x3114
1762D	GCD Queries constructive algorithms, interactive, number theory	2100	x3054
1624F	Interacdive Problem binary search, constructive algorithms, interactive	2000	x3019
1628C	Grid Xor constructive algorithms, greedy, implementation, interactive, math	2300	x2971
1856D	More Wrong divide and conquer, interactive	2100	x2842
1520F2	Guess the K-th Zero (Hard version) binary search, constructive algorithms, data structures, interactive	2200	x2779
1451E2	Bitwise Queries (Hard Version) bitmasks, constructive algorithms, interactive, math	2300	x2746
1063C	Dwarves, Hats and Extrasensory Abilities binary search, constructive algorithms, geometry, interactive	1900	x2740
1867E2	Salyg1n and Array (hard version) constructive algorithms, interactive	2200	x2689
1088D	Ehab and another another xor problem bitmasks, constructive algorithms, implementation, interactive	2000	x2648
1114E	Arithmetic Progression binary search, interactive, number theory, probabilities	2200	x2632
1815B	Sum Graph brute force, constructive algorithms, graphs, implementation, interactive, shortest paths, trees	2000	x2619
1846F	Rudolph and Mimic constructive algorithms, implementation, interactive	1800	x2541
1535E	Gold Transfer binary search, data structures, dp, greedy, interactive, trees	2200	x2535
730B	Minimum and Maximum constructive algorithms, interactive	1800	x2345
1056C	Pick Heroes greedy, implementation, interactive, sortings	1700	x2257
1033D	Divisors interactive, math, number theory	2000	x2241
1039B	Subway Pursuit binary search, interactive, probabilities	2100	x2225
843B	Interactive LowerBound brute force, interactive, probabilities	2000	x2084
1840G1	In Search of Truth (Easy Version) constructive algorithms, interactive, math, meet-in-the-middle, probabilities	2200	x2081
1592D	Hemose in ICPC ? binary search, dfs and similar, implementation, interactive, math, number theory, trees	2300	x2079
896B	Ithea Plays With Chtholly binary search, constructive algorithms, games, greedy, interactive	2000	x2010
1672E	notepad.exe binary search, constructive algorithms, greedy, interactive	2200	x1986
1282D	Enchanted Artifact constructive algorithms, interactive, strings	2300	x1976
1023E	Down or Right constructive algorithms, interactive, matrices	2100	x1911
952B	A Map of the Cat brute force, interactive	1900	x1903
1543D2	RPD and Rap Sheet (Hard Version) brute force, constructive algorithms, interactive, math	2200	x1885
1019B	The hat binary search, interactive	2000	x1866
1375F	Integer Game constructive algorithms, games, interactive, math	2600	x1850
1534E	Lost Array graphs, greedy, interactive, shortest paths	2300	x1775
1498E	Two Houses brute force, graphs, greedy, interactive, sortings	2200	x1756
744B	Hongcow's Game bitmasks, divide and conquer, interactive	1900	x1673
1617D2	Too Many Impostors (hard version) constructive algorithms, implementation, interactive, math	2400	x1633
1779E	Anya's Simultaneous Exhibition constructive algorithms, graphs, greedy, interactive, sortings	2400	x1629
862D	Mahmoud and Ehab and the binary string binary search, divide and conquer, interactive	2000	x1620
710F	String Set Queries brute force, data structures, hashing, interactive, string suffix structures, strings	2400	x1538
1044B	Intersecting Subtrees dfs and similar, interactive, trees	1900	x1517
811D	Vladik and Favorite Game constructive algorithms, dfs and similar, graphs, interactive	2100	x1477
1406E	Deleting Numbers interactive, math, number theory	2600	x1438
809B	Glad to see you! binary search, interactive	2200	x1425
713B	Searching Rectangles binary search, constructive algorithms, interactive	2200	x1411
1117E	Decypher the String bitmasks, chinese remainder theorem, constructive algorithms, interactive, math	2200	x1403
1153E	Serval and Snake binary search, brute force, interactive	2200	x1391
1174F	Ehab and the Big Finale constructive algorithms, divide and conquer, graphs, implementation, interactive, trees	2400	x1340
1666I	Interactive Treasure Hunt brute force, constructive algorithms, geometry, interactive, math	2200	x1333
1155E	Guess the Root brute force, interactive, math	2200	x1328
1137D	Cooperative Game constructive algorithms, interactive, number theory	2400	x1322
1370F1	The Hidden Pair (Easy Version) binary search, dfs and similar, graphs, interactive, shortest paths, trees	2400	x1288
1470C	Strange Shuffle binary search, brute force, constructive algorithms, interactive	2500	x1272
1746E1	Joking (Easy Version) binary search, constructive algorithms, interactive, ternary search	2500	x1248
1254C	Point Ordering constructive algorithms, geometry, interactive, math	2300	x1179
1370F2	The Hidden Pair (Hard Version) binary search, dfs and similar, graphs, interactive, shortest paths, trees	2700	x1162
870D	Something with XOR Queries brute force, interactive, probabilities	2000	x1154
1286C1	Madhouse (Easy version) brute force, constructive algorithms, interactive, math	2400	x1153
1738F	Connectivity Addicts constructive algorithms, dsu, graphs, greedy, interactive, shortest paths, trees	2400	x1090
1205C	Palindromic Paths implementation, interactive	2400	x1086
1879E	Interactive Game with Coloring brute force, constructive algorithms, dfs and similar, graphs, implementation, interactive, trees	2400	x1076
835E	The penguin's game binary search, constructive algorithms, interactive	2400	x1076
1364E	X-OR bitmasks, constructive algorithms, divide and conquer, interactive, probabilities	2700	x1021

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