Problemset - Codeforces

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Codeforces Round #715 (Div. 1)
19:58:28
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Before contest
Codeforces Round #715 (Div. 2)
19:58:28
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Problems

#	Name
755C	PolandBall and Forest dfs and similar, dsu, graphs, interactive, trees	1300	x7386
679A	Bear and Prime 100 constructive algorithms, interactive, math	1400	x8040
1167B	Lost Numbers brute force, divide and conquer, interactive, math	1400	x6963
727C	Guess the Array constructive algorithms, interactive, math	1400	x3840
1425F	Flamingoes of Mystery interactive	1400	x2625
1407C	Chocolate Bunny constructive algorithms, interactive, math, two pointers	1600	x7987
1486C1	Guessing the Greatest (easy version) binary search, interactive	1600	x7086
1479A	Searching Local Minimum binary search, interactive, ternary search	1700	x7398
1503B	3-Coloring constructive algorithms, games, interactive	1700	x4370
1146C	Tree Diameter bitmasks, graphs, interactive	1700	x2728
1056C	Pick Heroes greedy, implementation, interactive, sortings	1700	x1853
1010B	Rocket binary search, interactive	1800	x3922
730B	Minimum and Maximum constructive algorithms, interactive	1800	x1927
1486C2	Guessing the Greatest (hard version) binary search, interactive	1900	x5144
1207E	XOR Guessing bitmasks, interactive, math	1900	x4097
1305D	Kuroni and the Celebration constructive algorithms, dfs and similar, interactive, trees	1900	x3657
1270D	Strange Device constructive algorithms, interactive, math, sortings	1900	x3591
1063C	Dwarves, Hats and Extrasensory Abilities binary search, constructive algorithms, geometry, interactive	1900	x2178
952B	A Map of the Cat brute force, interactive	1900	x1663
744B	Hongcow's Game bitmasks, divide and conquer, interactive	1900	x1457
1044B	Intersecting Subtrees dfs and similar, interactive, trees	1900	x1316
1451E1	Bitwise Queries (Easy Version) bitmasks, constructive algorithms, interactive, math	2000	x2896
1103B	Game with modulo binary search, constructive algorithms, interactive	2000	x2599
1088D	Ehab and another another xor problem bitmasks, constructive algorithms, implementation, interactive	2000	x1999
1033D	Divisors interactive, math, number theory	2000	x1696
896B	Ithea Plays With Chtholly binary search, constructive algorithms, games, greedy, interactive	2000	x1618
843B	Interactive LowerBound brute force, interactive, probabilities	2000	x1613
1019B	The hat binary search, interactive	2000	x1498
862D	Mahmoud and Ehab and the binary string binary search, divide and conquer, interactive	2000	x1401
870D	Something with XOR Queries brute force, interactive, probabilities	2000	x1023
1363D	Guess The Maximums binary search, implementation, interactive, math	2100	x3087
1392E	Omkar and Duck bitmasks, constructive algorithms, interactive, math	2100	x2574
1039B	Subway Pursuit binary search, interactive, probabilities	2100	x1708
1023E	Down or Right constructive algorithms, interactive, matrices	2100	x1545
811D	Vladik and Favorite Game constructive algorithms, dfs and similar, graphs, interactive	2100	x1214
1114E	Arithmetic Progression binary search, interactive, number theory, probabilities	2200	x2011
713B	Searching Rectangles binary search, constructive algorithms, interactive	2200	x1262
1498E	Two Houses brute force, graphs, greedy, interactive, sortings	2200	x1239
809B	Glad to see you! binary search, interactive	2200	x1216
1153E	Serval and Snake binary search, brute force, interactive	2200	x1167
1117E	Decypher the String bitmasks, chinese remainder theorem, constructive algorithms, interactive, math	2200	x1108
1155E	Guess the Root brute force, interactive, math	2200	x1032
916D	Jamie and To-do List data structures, interactive, trees	2200	x310
1451E2	Bitwise Queries (Hard Version) bitmasks, constructive algorithms, interactive, math	2300	x1917
1282D	Enchanted Artifact constructive algorithms, interactive, strings	2300	x1580
1254C	Point Ordering constructive algorithms, geometry, interactive, math	2300	x940
1370F1	The Hidden Pair (Easy Version) binary search, dfs and similar, graphs, interactive, shortest paths, trees	2400	x994
1205C	Palindromic Paths implementation, interactive	2400	x907
1286C1	Madhouse (Easy version) brute force, constructive algorithms, interactive, math	2400	x857
1174F	Ehab and the Big Finale constructive algorithms, divide and conquer, graphs, implementation, interactive, trees	2400	x851
1137D	Cooperative Game constructive algorithms, interactive, number theory	2400	x773
710F	String Set Queries brute force, data structures, hashing, interactive, string suffix structures, strings	2400	x753
835E	The penguin's game binary search, constructive algorithms, interactive	2400	x714
1080F	Katya and Segments Sets data structures, interactive, sortings	2400	x434
1061F	Lost Root interactive, probabilities	2400	x434
1403A	The Potion of Great Power *special problem, 2-sat, binary search, data structures, graphs, interactive, sortings, two pointers	2400	x207
1470C	Strange Shuffle binary search, brute force, constructive algorithms, interactive	2500	x937
1100D	Dasha and Chess constructive algorithms, games, interactive	2500	x665
1089C	Cactus Search interactive	2500	x281
753C	Interactive Bulls and Cows (Hard) brute force, constructive algorithms, interactive	2500	x222
1375F	Integer Game constructive algorithms, games, interactive, math	2600	x1427
1406E	Deleting Numbers interactive, math, number theory	2600	x1044
1368F	Lamps on a Circle games, implementation, interactive, math	2600	x627
1355F	Guess Divisors Count constructive algorithms, interactive, number theory	2600	x517
1267I	Intriguing Selection brute force, constructive algorithms, implementation, interactive, sortings	2600	x468
1354G	Find a Gift binary search, interactive, probabilities	2600	x419
1081F	Tricky Interactor constructive algorithms, implementation, interactive	2600	x297
1493F	Enchanted Matrix bitmasks, interactive, number theory	2600	x223
1090F	How to Learn You Score constructive algorithms, interactive	2600	x141
1370F2	The Hidden Pair (Hard Version) binary search, dfs and similar, graphs, interactive, shortest paths, trees	2700	x893
1364E	X-OR bitmasks, constructive algorithms, divide and conquer, interactive, probabilities	2700	x704
1491F	Magnets binary search, constructive algorithms, interactive	2700	x568
1372F	Omkar and Modes binary search, divide and conquer, interactive	2700	x260
1510I	Is It Rated? greedy, interactive, math, probabilities	2700	x189
1386A	Colors *special problem, binary search, constructive algorithms, interactive	2700	x150
1404D	Game of Pairs constructive algorithms, dfs and similar, interactive, math, number theory	2800	x531
1365G	Secure Password bitmasks, combinatorics, constructive algorithms, interactive, math	2800	x507
1286C2	Madhouse (Hard version) brute force, constructive algorithms, hashing, interactive, math	2800	x387
750F	New Year and Finding Roots constructive algorithms, implementation, interactive, trees	2800	x339
1033E	Hidden Bipartite Graph binary search, constructive algorithms, dfs and similar, graphs, interactive	2800	x333
1291F	Coffee Varieties (easy version) graphs, interactive	2800	x220
1423M	Milutin's Plums interactive	2800	x78
1201E1	Knightmare (easy) graphs, interactive, shortest paths	2900	x78
1290D	Coffee Varieties (hard version) constructive algorithms, graphs, interactive	3000	x297
1028G	Guess the number dp, interactive	3000	x282
1438F	Olha and Igor interactive, probabilities, trees	3000	x266
1007C	Guess two numbers binary search, interactive	3000	x229
1147E	Rainbow Coins interactive	3000	x211
788D	Finding lines constructive algorithms, divide and conquer, interactive	3000	x172
1201E2	Knightmare (hard) graphs, interactive, shortest paths	3000	x86
1340E	Nastya and Bees graphs, interactive, probabilities	3000	x38
1129E	Legendary Tree binary search, interactive, trees	3100	x228
1499G	Graph Coloring data structures, graphs, interactive	3100	x56
1336D	Yui and Mahjong Set constructive algorithms, interactive	3200	x337
1142E	Pink Floyd graphs, interactive	3200	x164
1091G	New Year and the Factorisation Collaboration interactive, math, number theory	3200	x110
1482G	Vabank binary search, interactive	3200	x93
772E	Verifying Kingdom binary search, divide and conquer, interactive, trees	3200	x78
1179E	Alesya and Discrete Math divide and conquer, interactive	3200	x77
1466I	The Riddle of the Sphinx binary search, data structures, data structures, interactive	3400	x85

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