Problemset - Codeforces

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Codeforces Round 950 (Div. 3)
39:45:20
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Problems

#	Name
264E	Roadside Trees data structures, dp	3000	x397
264D	Colorful Stones dp, two pointers	2500	x408
264C	Choosing Balls dp	2000	x2686
263E	Rhombus brute force, data structures, dp	2500	x395
261E	Maxim and Calculator brute force, dp, two pointers	2800	x406
261D	Maxim and Increasing Subsequence dp	2600	x554
261C	Maxim and Matrix constructive algorithms, dp, math	2000	x761
258D	Little Elephant and Broken Sorting dp, math, probabilities	2600	x1217
258C	Little Elephant and LCM binary search, combinatorics, dp, math	2000	x1763
256D	Liars and Serge dp	2700	x256
254E	Dormitory dp, implementation	2100	x521
251E	Tree and Table dfs and similar, dp, implementation, trees	3000	x169
251C	Number Transformation dp, greedy, number theory	2000	x1013
249D	Donkey and Stars data structures, dp, geometry, math, sortings	2700	x399
248E	Piglet's Birthday dp, math, probabilities	2600	x568
246E	Blood Cousins Return binary search, data structures, dfs and similar, dp, sortings	2400	x2996
243D	Cubes data structures, dp, geometry, two pointers	2700	x210
238E	Meeting Her dp, graphs, shortest paths	2600	x343
238C	World Eater Brothers dfs and similar, dp, greedy, trees	2100	x1036
235E	Number Challenge combinatorics, dp, implementation, math, number theory	2600	x758
235B	Let's Play Osu! dp, math, probabilities	2000	x3374
232E	Quick Tortoise bitmasks, divide and conquer, dp	3000	x678
232C	Doe Graphs constructive algorithms, divide and conquer, dp, graphs, shortest paths	2600	x282
231E	Cactus data structures, dfs and similar, dp, graphs, trees	2100	x1560
229E	Gifts combinatorics, dp, math, probabilities	2600	x454
229D	Towers dp, greedy, two pointers	2100	x2123
228C	Fractal Detector dp, hashing	2000	x445
217C	Formurosa divide and conquer, dp, expression parsing	2600	x313
215E	Periodical Numbers combinatorics, dp, number theory	2100	x539
213C	Relay Race dp	2000	x2746
212C	Cowboys combinatorics, dp, math	2100	x377
204D	Little Elephant and Retro Strings dp	2400	x397
201D	Brand New Problem bitmasks, brute force, dp	2600	x390
201C	Fragile Bridges dp	2000	x1290
185C	Clever Fat Rat dp	2500	x131
183D	T-shirt dp, greedy, probabilities	2700	x394
178F2	Representative Sampling dp, sortings, strings	2200	x316
176D	Hyper String dp	2500	x305
175E	Power Defence brute force, dp, geometry, greedy	2600	x261
175D	Plane of Tanks: Duel brute force, dp, math, probabilities	2400	x294
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x347
165E	Compatible Numbers bitmasks, brute force, dfs and similar, dp	2200	x6294
163E	e-Government data structures, dfs and similar, dp, strings, trees	2800	x1537
161E	Polycarpus the Safecracker brute force, dp	2500	x463
156E	Mrs. Hudson's Pancakes brute force, dp	3000	x161
156C	Cipher combinatorics, dp	2000	x2298
152E	Garden bitmasks, dp, graphs, trees	2500	x463
150D	Mission Impassable dp, strings	2600	x589
145C	Lucky Subsequence combinatorics, dp, math	2100	x1890
142C	Help Caretaker brute force, dp	2300	x903
141E	Clearing Up constructive algorithms, dp, dsu, graphs	2300	x867
140E	New Year Garland combinatorics, dp	2600	x875
138E	Hellish Constraints brute force, dp, two pointers	2900	x168
138D	World of Darkraft dp, games	2500	x474
132D	Constants in the language of Shakespeare constructive algorithms, dp, greedy	2100	x605
128C	Games with Rectangle combinatorics, dp	2000	x2711
126D	Fibonacci Sums dp, math	2300	x808
123E	Maze dfs and similar, dp, probabilities, trees	2500	x694
123C	Brackets combinatorics, dp, greedy	2300	x590
119C	Education Reform dp	2000	x870
115E	Linear Kingdom Races data structures, dp	2400	x1380
115D	Unambiguous Arithmetic Expression dp, expression parsing	2600	x375
111D	Petya and Coloring combinatorics, dp	2300	x720
111C	Petya and Spiders bitmasks, dp, dsu	2100	x1279
107D	Crime Management dp, graphs, matrices	2400	x401
107C	Arrangement bitmasks, dp	2400	x363
101E	Candies and Stones divide and conquer, dp	2500	x478
101D	Castle dp, greedy, probabilities, sortings, trees	2300	x672
98E	Help Shrek and Donkey dp, games, math, probabilities	2700	x450
95E	Lucky Country dp, dsu, graphs	2500	x1396
95D	Horse Races dp, math	2500	x416
93E	Lostborn dp, math, number theory	2600	x435
93D	Flags dp, math, matrices	2500	x335
89B	Widget Library dp, expression parsing, graphs, implementation	2300	x511
87D	Beautiful Road dfs and similar, dp, dsu, graphs, implementation, sortings, trees	2300	x853
87C	Interesting Game dp, games, math	2000	x1311
86C	Genetic engineering dp, string suffix structures, trees	2500	x687
83E	Two Subsequences bitmasks, dp	2800	x459
83D	Numbers dp, math, number theory	2400	x825
82D	Two out of Three dp	2000	x1928
81E	Pairs dfs and similar, dp, dsu, graphs, implementation, trees	2700	x329
79D	Password bitmasks, dp, shortest paths	2800	x957
78C	Beaver Game dp, games, number theory	2000	x1809
77D	Domino Carpet dp, implementation	2300	x311
77C	Beavermuncher-0xFF dfs and similar, dp, dsu, greedy, trees	2100	x978
76F	Tourist binary search, data structures, dp	2300	x609
76C	Mutation bitmasks, dp, math	2700	x271
75D	Big Maximum Sum data structures, dp, greedy, implementation, math, trees	2000	x1744
71E	Nuclear Fusion bitmasks, dp	2200	x678
70E	Information Reform dp, implementation, trees	2700	x481
68D	Half-decay tree data structures, divide and conquer, dp, math, probabilities	2500	x451
67C	Sequence of Balls dp	2600	x630
66E	Petya and Post data structures, dp	2000	x687
63E	Sweets Game bitmasks, dfs and similar, dp, games, implementation	2000	x717
62E	World Evil dp, flows	2700	x224
58E	Expression dp	2400	x349
57D	Journey dp, math	2500	x330
56D	Changing a String dp	2100	x1536
55D	Beautiful numbers dp, number theory	2500	x3622
54D	Writing a Song brute force, dp, strings	2100	x513