Problemset - Codeforces

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Codeforces Round 954 (Div. 3)
3 days
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Problems

#	Name
77B	Falling Anvils math, probabilities	1800	x2558
77A	Heroes brute force, implementation	1400	x1751
76F	Tourist binary search, data structures, dp	2300	x610
76E	Points implementation, math	1700	x1668
76D	Plus and xor dp, greedy, math	1700	x2012
76C	Mutation bitmasks, dp, math	2700	x272
76B	Mice greedy, two pointers	2100	x545
76A	Gift dsu, graphs, sortings, trees	2200	x1477
75E	Ship's Shortest Path geometry, shortest paths	2400	x271
75D	Big Maximum Sum data structures, dp, greedy, implementation, math, trees	2000	x1752
75C	Modified GCD binary search, number theory	1600	x12165
75B	Facetook Priority Wall expression parsing, implementation, strings	1500	x3236
75A	Life Without Zeros implementation	1000	x25265
74E	Shift It! constructive algorithms	2800	x147
74D	Hanger data structures	2400	x364
74C	Chessboard Billiard dfs and similar, dsu, graphs, number theory	2100	x1023
74B	Train dp, games, greedy	1500	x1502
74A	Room Leader implementation	1000	x4970
73F	Plane of Tanks brute force, geometry	2900	x76
73E	Morrowindows math, number theory	2400	x324
73D	FreeDiv dfs and similar, graphs, greedy	2200	x618
73C	LionAge II dp	1800	x2071
73B	Need For Brake binary search, greedy, sortings	2000	x492
73A	The Elder Trolls IV: Oblivon greedy, math	1600	x1307
72I	Goofy Numbers *special problem, implementation	1500	x457
72H	Reverse It! *special problem, implementation	1600	x261
72G	Fibonacci army *special problem, dp	1000	x2061
72F	Oil *special problem, greedy, math	1900	x117
72E	Ali goes shopping *special problem, brute force, strings	1800	x151
72D	Perse-script *special problem, expression parsing	2300	x73
72C	Extraordinarily Nice Numbers *special problem, math	1200	x908
72B	INI-file *special problem, implementation	2200	x76
72A	Goshtasp, Vishtasp and Eidi *special problem, greedy, math	1800	x183
71E	Nuclear Fusion bitmasks, dp	2200	x685
71D	Solitaire brute force, implementation	2200	x610
71C	Round Table Knights dp, math, number theory	1600	x6283
71B	Progress Bar implementation, math	1300	x4401
71A	Way Too Long Words strings	800	x361020
70E	Information Reform dp, implementation, trees	2700	x481
70D	Professor's task data structures, geometry	2700	x965
70C	Lucky Tickets binary search, data structures, sortings, two pointers	2200	x562
70B	Text Messaging expression parsing, greedy, strings	1600	x1727
70A	Cookies math	1300	x3230
69E	Subsegments data structures, implementation	1800	x4050
69D	Dot dp, games	1900	x943
69C	Game implementation	2000	x570
69B	Bets greedy, implementation	1200	x3209
69A	Young Physicist implementation, math	1000	x157597
68E	Contact geometry	2900	x71
68D	Half-decay tree data structures, divide and conquer, dp, math, probabilities	2500	x452
68C	Synchrophasotron brute force	2200	x305
68B	Energy exchange binary search	1600	x4181
68A	Irrational problem implementation, number theory	1100	x4850
67E	Save the City! geometry	2500	x313
67D	Optical Experiment binary search, data structures, dp	1900	x1347
67C	Sequence of Balls dp	2600	x632
67B	Restoration of the Permutation greedy	1800	x756
67A	Partial Teacher dp, graphs, greedy, implementation	1800	x2070
66E	Petya and Post data structures, dp	2000	x687
66D	Petya and His Friends constructive algorithms, math, number theory	1700	x3076
66C	Petya and File System data structures, implementation	1800	x1001
66B	Petya and Countryside brute force, implementation	1100	x19726
66A	Petya and Java implementation, strings	1300	x6254
65E	Harry Potter and Moving Staircases dfs and similar, implementation	2900	x89
65D	Harry Potter and the Sorting Hat brute force, dfs and similar, hashing	2200	x421
65C	Harry Potter and the Golden Snitch binary search, geometry	2100	x773
65B	Harry Potter and the History of Magic brute force, greedy, implementation	1700	x1323
65A	Harry Potter and Three Spells implementation, math	1800	x1787
64I	Sort the Table *special problem, sortings	2400	x86
64H	Table Bowling *special problem, sortings	2300	x111
64G	Path Canonization *special problem	2200	x117
64F	Domain *special problem, expression parsing	2000	x177
64E	Prime Segment *special problem, brute force, math, number theory	1800	x236
64D	Presents *special problem, greedy	1800	x283
64C	Table *special problem, greedy, implementation, math	1600	x333
64B	Expression *special problem, expression parsing	1500	x1003
64A	Factorial *special problem, implementation	1300	x2722
63E	Sweets Game bitmasks, dfs and similar, dp, games, implementation	2000	x717
63D	Dividing Island constructive algorithms	1900	x1232
63C	Bulls and Cows brute force, implementation	1700	x1648
63B	Settlers' Training implementation	1200	x4735
63A	Sinking Ship implementation, sortings, strings	900	x10976
62E	World Evil dp, flows	2700	x227
62D	Wormhouse dfs and similar, graphs	2300	x350
62C	Inquisition geometry, implementation, sortings	2300	x248
62B	Tyndex.Brome binary search, implementation	1800	x1267
62A	A Student's Dream greedy, math	1300	x3390
61E	Enemy is weak data structures, trees	1900	x10356
61D	Eternal Victory dfs and similar, graphs, greedy, shortest paths, trees	1800	x6310
61C	Capture Valerian math	2000	x696
61B	Hard Work strings	1300	x3803
61A	Ultra-Fast Mathematician implementation	800	x105419
60E	Mushroom Gnomes math, matrices	2600	x318
60D	Savior brute force, dsu, math	2500	x398
60C	Mushroom Strife brute force, dfs and similar	2100	x553
60B	Serial Time! dfs and similar, dsu	1400	x4470
60A	Where Are My Flakes? implementation, two pointers	1300	x3545
59E	Shortest Path graphs, shortest paths	2000	x3182
59D	Team Arrangement constructive algorithms, greedy, implementation	2000	x608
59C	Title expression parsing	1600	x2024