Problemset - Codeforces

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Codeforces Round 945 (Div. 2)
36:47:22
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combinatorics

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Problems

#	Name
258B	Little Elephant and Elections brute force, combinatorics, dp	1900	x1420
251A	Points on Line binary search, combinatorics, two pointers	1300	x16765
235E	Number Challenge combinatorics, dp, implementation, math, number theory	2600	x746
232B	Table bitmasks, combinatorics, dp, math	1900	x1387
229E	Gifts combinatorics, dp, math, probabilities	2600	x451
229C	Triangles combinatorics, graphs, math	1900	x1592
223C	Partial Sums combinatorics, math, number theory	1900	x1512
217D	Bitonix' Patrol bitmasks, brute force, combinatorics, dfs and similar, math	2900	x245
215E	Periodical Numbers combinatorics, dp, number theory	2100	x538
213B	Numbers combinatorics, dp	1900	x1666
212C	Cowboys combinatorics, dp, math	2100	x376
204A	Little Elephant and Interval binary search, combinatorics, dp	1500	x5540
201E	Thoroughly Bureaucratic Organization binary search, combinatorics	2600	x394
176C	Playing with Superglue combinatorics, constructive algorithms	2000	x464
171B	Star *special problem, combinatorics	1300	x3948
156D	Clues combinatorics, graphs	2500	x1472
156C	Cipher combinatorics, dp	2000	x2293
152C	Pocket Book combinatorics	1400	x10264
150B	Quantity of Strings combinatorics, dfs and similar, graphs, math	1600	x3969
145D	Lucky Pair combinatorics, data structures, implementation	2900	x238
145C	Lucky Subsequence combinatorics, dp, math	2100	x1884
140E	New Year Garland combinatorics, dp	2600	x873
135E	Weak Subsequence combinatorics	3000	x264
131C	The World is a Theatre combinatorics, math	1400	x10652
128C	Games with Rectangle combinatorics, dp	2000	x2697
124B	Permutations brute force, combinatorics, implementation	1400	x3759
123C	Brackets combinatorics, dp, greedy	2300	x589
121C	Lucky Permutation brute force, combinatorics, number theory	1900	x1267
113E	Sleeping combinatorics, implementation, math	2700	x116
111D	Petya and Coloring combinatorics, dp	2300	x718
107B	Basketball Team combinatorics, dp, math, probabilities	1600	x3291
91C	Ski Base combinatorics, dsu, graphs	2300	x863
57C	Array combinatorics, math	1900	x2329
52B	Right Triangles combinatorics	1600	x1980
51E	Pentagon combinatorics, graphs, matrices	2400	x365
44I	Toys brute force, combinatorics	2300	x183
40E	Number Table combinatorics	2500	x655
37D	Lesson Timetable combinatorics, dp, math	2300	x388
28C	Bath Queue combinatorics, dp, probabilities	2200	x985
26D	Tickets combinatorics, math, probabilities	2400	x749
26C	Parquet combinatorics, constructive algorithms, greedy, implementation	2000	x823
15E	Triangles combinatorics, dp	2600	x557
9D	How many trees? combinatorics, divide and conquer, dp	1900	x3670

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