Problemset - Codeforces

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Codeforces Round #648 (Div. 2)
13:46:03
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Problems

#	Name
1363D	Guess The Maximums binary search, implementation, interactive, math	2100	x2436
1354G	Find a Gift binary search, interactive, probabilities	2600	x283
1355F	Guess Divisors Count constructive algorithms, interactive, number theory	2600	x408
1340E	Nastya and Bees graphs, interactive, probabilities	3000	x35
1336D	Yui and Mahjong Set constructive algorithms, interactive	3200	x262
1305D	Kuroni and the Celebration constructive algorithms, dfs and similar, interactive, trees	1900	x3228
1299E	So Mean interactive, math	3400	x55
1291F	Coffee Varieties (easy version) graphs, interactive	2800	x183
1290D	Coffee Varieties (hard version) constructive algorithms, graphs, interactive	3000	x263
1292E	Rin and The Unknown Flower constructive algorithms, greedy, interactive, math	3500	x100
1286C2	Madhouse (Hard version) brute force, constructive algorithms, hashing, interactive, math	2800	x332
1286C1	Madhouse (Easy version) brute force, constructive algorithms, interactive, math	2400	x771
1270D	Strange Device constructive algorithms, interactive, math, sortings	1900	x3207
1282D	Enchanted Artifact constructive algorithms, interactive, strings	2300	x1387
1275F	Шардирование постов *special problem, binary search, interactive		x91
1267I	Intriguing Selection brute force, constructive algorithms, implementation, interactive, sortings	2600	x427
1254C	Point Ordering constructive algorithms, geometry, interactive, math	2300	x822
1207E	XOR Guessing bitmasks, interactive, math	1900	x3511
1205C	Palindromic Paths implementation, interactive	2400	x812
1201E2	Knightmare (hard) graphs, interactive, shortest paths	3000	x78
1201E1	Knightmare (easy) graphs, interactive, shortest paths	2900	x69
1179E	Alesya and Discrete Math divide and conquer, interactive	3200	x66
1174F	Ehab and the Big Finale constructive algorithms, divide and conquer, graphs, implementation, interactive, trees	2400	x745
1167B	Lost Numbers brute force, divide and conquer, interactive, math	1400	x5783
1158E	Strange device binary search, interactive, math, trees	3400	x55
1147F	Zigzag Game games, interactive	3500	x72
1147E	Rainbow Coins interactive	3000	x190
1155E	Guess the Root brute force, interactive, math	2200	x907
1146C	Tree Diameter bitmasks, graphs, interactive	1700	x2386
1153E	Serval and Snake binary search, brute force, interactive	2200	x1068
1145G	AI Takeover interactive		x89
1142E	Pink Floyd graphs, interactive	3200	x123
1137D	Cooperative Game constructive algorithms, interactive, number theory	2400	x648
1129E	Legendary Tree binary search, interactive, trees	3100	x181
1117E	Decypher the String bitmasks, chinese remainder theorem, constructive algorithms, interactive, math	2200	x959
1114E	Arithmetic Progression binary search, interactive, number theory, probabilities	2200	x1820
1103B	Game with modulo binary search, constructive algorithms, interactive	2000	x2330
1100D	Dasha and Chess constructive algorithms, games, interactive	2500	x609
1091G	New Year and the Factorisation Collaboration interactive, math, number theory	3200	x103
1081F	Tricky Interactor constructive algorithms, implementation, interactive	2600	x279
1090F	How to Learn You Score constructive algorithms, interactive	2600	x123
1088D	Ehab and another another xor problem bitmasks, constructive algorithms, implementation, interactive	2000	x1776
1089C	Cactus Search interactive	2500	x259
1056C	Pick Heroes greedy, implementation, interactive, sortings	1700	x1720
1080F	Katya and Segments Sets data structures, interactive, sortings	2400	x346
1061F	Lost Root interactive, probabilities	2400	x375
1044B	Intersecting Subtrees dfs and similar, interactive, trees	1900	x1149
1063C	Dwarves, Hats and Extrasensory Abilities binary search, constructive algorithms, geometry, interactive	1900	x1981
1033E	Hidden Bipartite Graph binary search, constructive algorithms, dfs and similar, graphs, interactive	2800	x272
1033D	Divisors interactive, math, number theory	2000	x1535
1039B	Subway Pursuit binary search, interactive, probabilities	2100	x1527
1028G	Guess the number dp, interactive	3000	x259
1023E	Down or Right constructive algorithms, interactive, matrices	2100	x1385
1019B	The hat binary search, interactive	2000	x1293
1010B	Rocket binary search, interactive	1800	x3467
1007C	Guess two numbers binary search, interactive	3000	x187
952B	A Map of the Cat brute force, interactive	1900	x1563
916D	Jamie and To-do List data structures, interactive, trees	2200	x275
896B	Ithea Plays With Chtholly binary search, constructive algorithms, games, greedy, interactive	2000	x1440
870D	Something with XOR Queries brute force, interactive, probabilities	2000	x925
862D	Mahmoud and Ehab and the binary string binary search, divide and conquer, interactive	2000	x1231
843B	Interactive LowerBound brute force, interactive, probabilities	2000	x1498
835E	The penguin's game binary search, constructive algorithms, interactive	2400	x650
811D	Vladik and Favorite Game constructive algorithms, dfs and similar, graphs, interactive	2100	x1088
809B	Glad to see you! binary search, interactive	2200	x1080
772E	Verifying Kingdom binary search, divide and conquer, interactive, trees	3200	x68
788D	Finding lines constructive algorithms, divide and conquer, interactive	3000	x155
755C	PolandBall and Forest dfs and similar, dsu, graphs, interactive, trees	1300	x6147
750H	New Year and Snowy Grid dfs and similar, dsu, graphs, interactive	3500	x62
750F	New Year and Finding Roots constructive algorithms, implementation, interactive, trees	2800	x303
753C	Interactive Bulls and Cows (Hard) brute force, constructive algorithms, interactive	2500	x203
744B	Hongcow's Game bitmasks, divide and conquer, interactive	1900	x1355
730B	Minimum and Maximum constructive algorithms, interactive	1800	x1743
727C	Guess the Array constructive algorithms, interactive, math	1400	x3096
713B	Searching Rectangles binary search, constructive algorithms, interactive	2200	x1176
679A	Bear and Prime 100 constructive algorithms, interactive, math	1400	x6903