Problemset - Codeforces

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Codeforces Round (Div. 2)
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Problems

#	Name
182E	Wooden Fence dp	1800	x1743
180E	Cubes binary search, dp, two pointers	1800	x2173
180C	Letter dp	1400	x8842
178F2	Representative Sampling dp, sortings, strings	2200	x400
176D	Hyper String dp	2500	x420
176B	Word Cut dp	1700	x2481
175E	Power Defence brute force, dp, geometry, greedy	2600	x306
175D	Plane of Tanks: Duel brute force, dp, math, probabilities	2400	x346
174B	File List dp, greedy, implementation	1400	x2559
173C	Spiral Maximum brute force, dp	1900	x1126
167B	Wizards and Huge Prize dp, math, probabilities	1800	x2606
166E	Tetrahedron dp, math, matrices	1500	x27071
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x421
165E	Compatible Numbers bitmasks, brute force, dfs and similar, dp	2200	x10440
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x14219
163E	e-Government data structures, dfs and similar, dp, strings, trees	2800	x2413
163A	Substring and Subsequence dp	1700	x3058
161E	Polycarpus the Safecracker brute force, dp	2500	x544
161D	Distance in Tree dfs and similar, dp, trees	1800	x20945
159D	Palindrome pairs *special problem, brute force, dp, strings	1500	x4771
158E	Phone Talks *special problem, dp, sortings	1900	x1552
156E	Mrs. Hudson's Pancakes brute force, dp	3000	x247
156C	Cipher combinatorics, dp	2000	x2727
152E	Garden bitmasks, dp, graphs, trees	2500	x634
150D	Mission Impassable dp, strings	2600	x797
149D	Coloring Brackets dp	1900	x4952
148E	Porcelain dp	1900	x5121
148D	Bag of mice dp, games, math, probabilities	1800	x9811
145C	Lucky Subsequence combinatorics, dp, math	2100	x2243
142C	Help Caretaker brute force, dp	2300	x1023
141E	Clearing Up constructive algorithms, dp, dsu, graphs	2300	x1441
140E	New Year Garland combinatorics, dp	2600	x1111
138E	Hellish Constraints brute force, dp, two pointers	2900	x232
138D	World of Darkraft dp, games	2500	x644
137D	Palindromes dp, strings	1900	x1813
132D	Constants in the language of Shakespeare constructive algorithms, dp, greedy	2100	x752
132C	Logo Turtle dp	1800	x2693
128C	Games with Rectangle combinatorics, dp	2000	x3395
126D	Fibonacci Sums dp, math	2300	x995
126B	Password binary search, dp, hashing, string suffix structures, strings	1700	x26866
123E	Maze dfs and similar, dp, probabilities, trees	2500	x861
123C	Brackets combinatorics, dp, greedy	2300	x773
120F	Spiders dp, greedy, trees	1400	x4234
119C	Education Reform dp	2000	x1142
118D	Caesar's Legions dp	1700	x21642
115E	Linear Kingdom Races data structures, dp	2400	x2629
115D	Unambiguous Arithmetic Expression dp, expression parsing	2600	x586
111D	Petya and Coloring combinatorics, dp	2300	x949
111C	Petya and Spiders bitmasks, dp, dsu	2100	x1642
109C	Lucky Tree dp, dsu, trees	1900	x4277
107D	Crime Management dp, graphs, matrices	2400	x523
107C	Arrangement bitmasks, dp	2400	x515
107B	Basketball Team combinatorics, dp, math, probabilities	1600	x4525
106C	Buns dp	1700	x7365
101E	Candies and Stones divide and conquer, dp	2500	x664
101D	Castle dp, greedy, probabilities, sortings, trees	2300	x817
101B	Buses binary search, data structures, dp	1700	x3255
98E	Help Shrek and Donkey dp, games, math, probabilities	2700	x577
95E	Lucky Country dp, dsu, graphs	2500	x2150
95D	Horse Races dp, math	2500	x562
95B	Lucky Numbers dp, greedy	1800	x1438
93E	Lostborn dp, math, number theory	2600	x558
93D	Flags dp, math, matrices	2500	x496
89B	Widget Library dp, expression parsing, graphs, implementation	2300	x619
87D	Beautiful Road dfs and similar, dp, dsu, graphs, implementation, sortings, trees	2300	x1131
87C	Interesting Game dp, games, math	2000	x1814
86C	Genetic engineering dp, string suffix structures, trees	2500	x997
83E	Two Subsequences bitmasks, dp	2800	x605
83D	Numbers dp, math, number theory	2400	x1095
82D	Two out of Three dp	2000	x2360
81E	Pairs dfs and similar, dp, dsu, graphs, implementation, trees	2700	x465
79D	Password bitmasks, dp, shortest paths	2800	x1503
79C	Beaver data structures, dp, greedy, hashing, strings, two pointers	1800	x2177
78C	Beaver Game dp, games, number theory	2000	x2268
77D	Domino Carpet dp, implementation	2300	x381
77C	Beavermuncher-0xFF dfs and similar, dp, dsu, greedy, trees	2100	x1267
76F	Tourist binary search, data structures, dp	2300	x875
76D	Plus and xor dp, greedy, math	1700	x2589
76C	Mutation bitmasks, dp, math	2700	x393
75D	Big Maximum Sum data structures, dp, greedy, implementation, math, trees	2000	x2143
74B	Train dp, games, greedy	1500	x1817
73C	LionAge II dp	1800	x2543
72G	Fibonacci army *special problem, dp	1000	x3039
71E	Nuclear Fusion bitmasks, dp	2200	x1012
71C	Round Table Knights dp, math, number theory	1600	x7523
70E	Information Reform dp, implementation, trees	2700	x631
69D	Dot dp, games	1900	x1174
68D	Half-decay tree data structures, divide and conquer, dp, math, probabilities	2500	x541
67D	Optical Experiment binary search, data structures, dp	1900	x1819
67C	Sequence of Balls dp	2600	x792
67A	Partial Teacher dp, graphs, greedy, implementation	1800	x2586
66E	Petya and Post data structures, dp	2000	x979
63E	Sweets Game bitmasks, dfs and similar, dp, games, implementation	2000	x907
62E	World Evil dp, flows	2700	x343
58E	Expression dp	2400	x487
57D	Journey dp, math	2500	x369
56D	Changing a String dp	2100	x2229
55D	Beautiful numbers dp, number theory	2500	x5032
54D	Writing a Song brute force, dp, strings	2100	x754
54C	First Digit Law dp, math, probabilities	2000	x1778

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