Problemset - Codeforces

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Codeforces Round 940 (Div. 2) and CodeCraft-23
26:00:01
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Problems

#	Name
235B	Let's Play Osu! dp, math, probabilities	2000	x3312
234H	Merging Two Decks constructive algorithms, greedy	2000	x556
231E	Cactus data structures, dfs and similar, dp, graphs, trees	2100	x1529
229D	Towers dp, greedy, two pointers	2100	x2093
228D	Zigzag data structures	2100	x374
228C	Fractal Detector dp, hashing	2000	x441
226D	The table constructive algorithms, greedy	2100	x945
225E	Unsolvable math, number theory	2100	x776
220C	Little Elephant and Shifts data structures	2100	x921
217B	Blackboard Fibonacci brute force, math	2100	x852
216E	Martian Luck math, number theory	2000	x542
215E	Periodical Numbers combinatorics, dp, number theory	2100	x537
215C	Crosses brute force, implementation	2100	x478
213C	Relay Race dp	2000	x2629
212C	Cowboys combinatorics, dp, math	2100	x376
209B	Pixels constructive algorithms, math	2100	x355
208E	Blood Cousins binary search, data structures, dfs and similar, trees	2100	x6030
207D6	The Beaver's Problem - 3	2100	x76
207D4	The Beaver's Problem - 3	2100	x146
207D3	The Beaver's Problem - 3	2000	x132
207D2	The Beaver's Problem - 3	2000	x101
207D10	The Beaver's Problem - 3	2100	x78
207C1	Game with Two Trees	2100	x99
207A3	Beaver's Calculator 1.0 greedy	2000	x201
204C	Little Elephant and Furik and Rubik math, probabilities	2000	x1073
201C	Fragile Bridges dp	2000	x1287
196B	Infinite Maze dfs and similar, graphs	2000	x2119
195E	Building Forest data structures, dsu, graphs	2000	x686
193B	Xor brute force	2000	x979
190E	Counter Attack data structures, dsu, graphs, hashing, sortings	2100	x1429
187C	Weak Memory dfs and similar, dsu	2000	x1296
182C	Optimal Sum data structures, greedy	2000	x705
178E2	The Beaver's Problem - 2	2000	x226
178D3	Magic Squares	2100	x234
178C3	Smart Beaver and Resolving Collisions	2000	x295
176C	Playing with Superglue combinatorics, constructive algorithms	2000	x460
171E	MYSTERIOUS LANGUAGE *special problem	2000	x1396
171C	A Piece of Cake *special problem, implementation	2000	x1051
166B	Polygons geometry, sortings	2100	x2116
165D	Beard Graph data structures, dsu, trees	2100	x1578
164B	Ancient Berland Hieroglyphs two pointers	2000	x450
163C	Conveyor sortings, two pointers	2100	x536
163B	Lemmings binary search	2000	x1043
162I	Truncatable primes *special problem	2000	x71
162G	Non-decimal sum *special problem	2000	x55
156C	Cipher combinatorics, dp	2000	x2280
153E	Euclidean Distance *special problem	2100	x72
153D	Date Change *special problem	2000	x77
145C	Lucky Subsequence combinatorics, dp, math	2100	x1881
137E	Last Chance data structures, implementation, strings	2000	x1185
132D	Constants in the language of Shakespeare constructive algorithms, dp, greedy	2100	x601
132B	Piet implementation	2100	x470
131F	Present to Mom binary search, two pointers	2000	x597
128D	Numbers constructive algorithms, implementation	2000	x1085
128C	Games with Rectangle combinatorics, dp	2000	x2687
128B	String brute force, constructive algorithms, hashing, implementation, string suffix structures, strings	2100	x2451
126C	E-reader Display constructive algorithms, greedy	2000	x703
119C	Education Reform dp	2000	x852
118E	Bertown roads dfs and similar, graphs	2000	x5944
117C	Cycle dfs and similar, graphs	2000	x2539
113B	Petr# brute force, data structures, hashing, strings	2000	x2706
111C	Petya and Spiders bitmasks, dp, dsu	2100	x1257
109D	Lucky Sorting constructive algorithms, sortings	2000	x613
106E	Space Rescuers geometry, ternary search	2100	x835
103D	Time to Raid Cowavans brute force, data structures, sortings	2100	x1961
101C	Vectors implementation, math	2000	x684
100H	Battleship *special problem, dfs and similar, implementation	2100	x74
87C	Interesting Game dp, games, math	2000	x1301
82D	Two out of Three dp	2000	x1916
82C	General Mobilization data structures, dfs and similar, sortings	2000	x798
81D	Polycarp's Picture Gallery constructive algorithms, greedy	2100	x629
78C	Beaver Game dp, games, number theory	2000	x1797
77C	Beavermuncher-0xFF dfs and similar, dp, dsu, greedy, trees	2100	x977
76B	Mice greedy, two pointers	2100	x494
75D	Big Maximum Sum data structures, dp, greedy, implementation, math, trees	2000	x1715
74C	Chessboard Billiard dfs and similar, dsu, graphs, number theory	2100	x947
73B	Need For Brake binary search, greedy, sortings	2000	x488
69C	Game implementation	2000	x557
66E	Petya and Post data structures, dp	2000	x680
65C	Harry Potter and the Golden Snitch binary search, geometry	2100	x772
64F	Domain *special problem, expression parsing	2000	x175
63E	Sweets Game bitmasks, dfs and similar, dp, games, implementation	2000	x713
61C	Capture Valerian math	2000	x690
60C	Mushroom Strife brute force, dfs and similar	2100	x548
59E	Shortest Path graphs, shortest paths	2000	x3091
59D	Team Arrangement constructive algorithms, greedy, implementation	2000	x600
58D	Calendar greedy, strings	2000	x711
56D	Changing a String dp	2100	x1505
54D	Writing a Song brute force, dp, strings	2100	x503
54C	First Digit Law dp, math, probabilities	2000	x1242
50D	Bombing binary search, dp, probabilities	2100	x595
50C	Happy Farm 5 geometry	2000	x725
48E	Ivan the Fool VS Gorynych the Dragon dp, games, graphs	2100	x560
47C	Crossword implementation	2000	x739
45H	Road Problem graphs	2100	x174
45E	Director constructive algorithms, greedy	2000	x522
44J	Triminoes constructive algorithms, greedy	2000	x554
43D	Journey brute force, constructive algorithms, implementation	2000	x1044
39E	What Has Dirichlet Got to Do with That? dp, games	2000	x852
39C	Moon Craters dp, sortings	2100	x568