Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
07:42:50
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Before contest
Codeforces Round 941 (Div. 2)
07:42:51
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number theory

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Problems

#	Name
337B	Routine Problem greedy, math, number theory	1400	x9078
1266C	Diverse Matrix constructive algorithms, greedy, math, number theory	1400	x9346
1609C	Complex Market Analysis binary search, dp, implementation, number theory, schedules, two pointers	1400	x9470
1200C	Round Corridor math, number theory	1400	x9586
1091C	New Year and the Sphere Transmission math, number theory	1400	x9776
757B	Bash's Big Day greedy, math, number theory	1400	x9791
1875C	Jellyfish and Green Apple bitmasks, greedy, math, number theory	1400	x10733
1844D	Row Major constructive algorithms, greedy, math, number theory, strings	1400	x11577
1759D	Make It Round brute force, number theory	1400	x12008
1758C	Almost All Multiples greedy, number theory	1400	x12864
1263C	Everyone is a Winner! binary search, math, meet-in-the-middle, number theory	1400	x13290
1838C	No Prime Differences constructive algorithms, math, number theory	1400	x13385
1606C	Banknotes greedy, number theory	1400	x13713
1627C	Not Assigning constructive algorithms, dfs and similar, number theory, trees	1400	x14011
1714E	Add Modulo 10 brute force, math, number theory	1400	x15184
1312C	Adding Powers bitmasks, greedy, implementation, math, number theory, ternary search	1400	x15770
1519C	Berland Regional brute force, data structures, greedy, number theory, sortings	1400	x15919
1462D	Add to Neighbour and Remove greedy, math, number theory	1400	x16194
1332B	Composite Coloring brute force, constructive algorithms, greedy, math, number theory	1400	x17013
762A	k-th divisor math, number theory	1400	x17881
1350B	Orac and Models dp, math, number theory	1400	x20521
414B	Mashmokh and ACM combinatorics, dp, number theory	1400	x20722
1285C	Fadi and LCM brute force, math, number theory	1400	x21898
1370C	Number Game games, math, number theory	1400	x23485
1526B	I Hate 1111 dp, math, number theory	1400	x28557
123A	Prime Permutation implementation, number theory, strings	1300	x3511
158D	Ice Sculptures *special problem, brute force, number theory	1300	x6169
633B	A Trivial Problem brute force, constructive algorithms, math, number theory	1300	x6535
840A	Leha and Function combinatorics, greedy, math, number theory, sortings	1300	x6953
515B	Drazil and His Happy Friends brute force, dsu, meet-in-the-middle, number theory	1300	x7357
900B	Position in Fraction math, number theory	1300	x7620
1113B	Sasha and Magnetic Machines greedy, number theory	1300	x7659
1209B	Koala and Lights implementation, math, number theory	1300	x7933
876B	Divisiblity of Differences implementation, math, number theory	1300	x8678
870C	Maximum splitting dp, greedy, math, number theory	1300	x8950
1155C	Alarm Clocks Everywhere math, number theory	1300	x9058
371B	Fox Dividing Cheese math, number theory	1300	x10891
912B	New Year's Eve bitmasks, constructive algorithms, number theory	1300	x11306
1220B	Multiplication Table math, number theory	1300	x11331
1823C	Strongly Composite greedy, math, number theory	1300	x11633
1174C	Ehab and a Special Coloring Problem constructive algorithms, number theory	1300	x11786
1899D	Yarik and Musical Notes hashing, math, number theory	1300	x12107
1902C	Insert and Equalize brute force, constructive algorithms, greedy, math, number theory	1300	x12141
271B	Prime Matrix binary search, brute force, math, number theory	1300	x12336
1864C	Divisor Chain bitmasks, constructive algorithms, math, number theory	1300	x12541
1826C	Dreaming of Freedom greedy, math, number theory	1300	x12741
1601A	Array Elimination bitmasks, greedy, math, number theory	1300	x13146
236B	Easy Number Challenge implementation, number theory	1300	x13426
1881D	Divide and Equalize math, number theory	1300	x14228
1931D	Divisible Pairs combinatorics, math, number theory	1300	x15623
1603A	Di-visible Confusion constructive algorithms, math, number theory	1300	x16085
573A	Bear and Poker implementation, math, number theory	1300	x16270
1407B	Big Vova brute force, greedy, math, number theory	1300	x16665
1850F	We Were Both Children brute force, implementation, math, number theory	1300	x16982
519C	A and B and Team Training greedy, implementation, math, number theory	1300	x19315
1454D	Number into Sequence constructive algorithms, math, number theory	1300	x19690
1521B	Nastia and a Good Array constructive algorithms, math, number theory	1300	x20713
1401C	Mere Array constructive algorithms, math, number theory, sortings	1300	x23393
1372B	Omkar and Last Class of Math greedy, math, number theory	1300	x26065
1360D	Buying Shovels math, number theory	1300	x30660
1294C	Product of Three Numbers greedy, math, number theory	1300	x32167
230B	T-primes binary search, implementation, math, number theory	1300	x69612
172B	Pseudorandom Sequence Period *special problem, implementation, number theory	1200	x2685
177B2	Rectangular Game number theory	1200	x2824
1184A1	Heidi Learns Hashing (Easy) brute force, math, number theory	1200	x5817
817A	Treasure Hunt implementation, math, number theory	1200	x6056
59B	Fortune Telling implementation, number theory	1200	x6637
361B	Levko and Permutation constructive algorithms, math, number theory	1200	x7877
660A	Co-prime Array greedy, implementation, math, number theory	1200	x8511
1143B	Nirvana brute force, math, number theory	1200	x9932
1877C	Joyboard math, number theory	1200	x9996
787A	The Monster brute force, math, number theory	1200	x11026
1068B	LCM math, number theory	1200	x11071
1133B	Preparation for International Women's Day math, number theory	1200	x12319
1076B	Divisor Subtraction implementation, math, number theory	1200	x12521
1909B	Make Almost Equal With Mod bitmasks, constructive algorithms, math, number theory	1200	x13686
1954C	Long Multiplication greedy, math, number theory	1200	x14462
1277B	Make Them Odd greedy, number theory	1200	x14600
1149A	Prefix Sum Primes constructive algorithms, greedy, math, number theory	1200	x14652
456B	Fedya and Maths math, number theory	1200	x15965
1736B	Playing with GCD math, number theory	1200	x17213
1933D	Turtle Tenacity: Continual Mods constructive algorithms, greedy, math, number theory, sortings	1200	x17489
1925B	A Balanced Problemset? brute force, greedy, math, number theory	1200	x18074
1656C	Make Equal With Mod constructive algorithms, math, number theory, sortings	1200	x18442
776B	Sherlock and his girlfriend constructive algorithms, number theory	1200	x19238
1487B	Cat Cycle math, number theory	1200	x19581
1409C	Yet Another Array Restoration brute force, math, number theory	1200	x22713
1541B	Pleasant Pairs brute force, implementation, math, number theory	1200	x26385
1364A	XXXXX brute force, data structures, number theory, two pointers	1200	x26738
68A	Irrational problem implementation, number theory	1100	x4799
858A	k-rounding brute force, math, number theory	1100	x7841
735B	Urbanization greedy, number theory, sortings	1100	x8298
1033B	Square Difference math, number theory	1100	x9140
898B	Proper Nutrition brute force, implementation, number theory	1100	x9251
758B	Blown Garland brute force, implementation, number theory	1100	x10033
946B	Weird Subtraction Process math, number theory	1100	x10655
630J	Divisibility math, number theory	1100	x10655
1166B	All the Vowels Please constructive algorithms, math, number theory	1100	x11184
633A	Ebony and Ivory brute force, math, number theory	1100	x12285
1787B	Number Factorization greedy, math, number theory	1100	x12658