Problemset - Codeforces

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Before contest
Educational Codeforces Round 150 (Rated for Div. 2)
5 days

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Difficulty: —

chinese remainder theorem

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Problems

#	Name
1054H	Epic Convolution chinese remainder theorem, fft, math, number theory		3500	x150
896D	Nephren Runs a Cinema chinese remainder theorem, combinatorics, math, number theory		2900	x399
338D	GCD Table chinese remainder theorem, math, number theory		2900	x973
722F	Cyclic Cipher chinese remainder theorem, data structures, implementation, number theory, two pointers		2800	x418
906D	Power Tower chinese remainder theorem, math, number theory		2700	x1528
1536F	Omkar and Akmar chinese remainder theorem, combinatorics, constructive algorithms, fft, games, geometry, math, meet-in-the-middle, string suffix structures		2600	x835
993E	Nikita and Order Statistics chinese remainder theorem, fft, math		2300	x1211
1117E	Decypher the String bitmasks, chinese remainder theorem, constructive algorithms, interactive, math		2200	x1347
1500B	Two chandeliers binary search, brute force, chinese remainder theorem, math, number theory		2200	x1872
919E	Congruence Equation chinese remainder theorem, math, number theory		2100	x1665
1748D	ConstructOR bitmasks, chinese remainder theorem, combinatorics, constructive algorithms, math, number theory		2100	x2328
1665D	GCD Guess bitmasks, chinese remainder theorem, constructive algorithms, games, interactive, math, number theory		2000	x3220
1438C	Engineer Artem 2-sat, chinese remainder theorem, constructive algorithms, fft, flows		2000	x9292
687B	Remainders Game chinese remainder theorem, math, number theory		1800	x4990
1770C	Koxia and Number Theory brute force, chinese remainder theorem, math, number theory		1700	x7308
1266A	Competitive Programmer chinese remainder theorem, math		1000	x13714