Problemset - Codeforces

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Codeforces Round (Div. 3)
30:34:23
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Problems

#	Name
1881D	Divide and Equalize math, number theory	1300	x14270
1106C	Lunar New Year and Number Division greedy, implementation, math, sortings	900	x14266
47A	Triangular numbers brute force, math	800	x14253
1066A	Vova and Train math	1100	x14245
1422B	Nice Matrix greedy, implementation, math	1300	x14171
1260A	Heating math	1000	x14155
1825B	LuoTianyi and the Table greedy, math	1000	x14144
1573B	Swaps greedy, math, sortings	1400	x14137
1682C	LIS or Reverse LIS? constructive algorithms, greedy, implementation, math	1400	x14098
260A	Adding Digits implementation, math	1400	x14086
527A	Playing with Paper implementation, math	1100	x14084
1901B	Chip and Ribbon greedy, math	1100	x13953
797A	k-Factorization implementation, math, number theory	1100	x13926
1245A	Good ol' Numbers Coloring math, number theory	1000	x13885
591A	Wizards' Duel implementation, math	900	x13881
1459B	Move and Turn dp, math	1300	x13877
1763B	Incinerate binary search, brute force, data structures, implementation, math, sortings	1200	x13868
114A	Cifera math	1000	x13839
588B	Duff in Love math	1300	x13830
389A	Fox and Number Game greedy, math	1000	x13822
1205A	Almost Equal constructive algorithms, greedy, math	1200	x13810
1253C	Sweets Eating dp, greedy, math, sortings	1500	x13792
914A	Perfect Squares brute force, implementation, math	900	x13773
1248A	Integer Points geometry, math	1000	x13750
1117B	Emotes greedy, math, sortings	1000	x13742
1909B	Make Almost Equal With Mod bitmasks, constructive algorithms, math, number theory	1200	x13741
1873F	Money Trees binary search, greedy, math, two pointers	1300	x13725
1330B	Dreamoon Likes Permutations implementation, math	1400	x13715
1513B	AND Sequences bitmasks, combinatorics, constructive algorithms, math	1400	x13704
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x13669
1041B	Buying a TV Set math	1000	x13659
1189B	Number Circle greedy, math, sortings	1100	x13652
1447A	Add Candies constructive algorithms, math	800	x13641
1183C	Computer Game binary search, math	1400	x13640
1342C	Yet Another Counting Problem math, number theory	1600	x13586
1270C	Make Good bitmasks, constructive algorithms, math	1400	x13576
1491B	Minimal Cost brute force, math	1200	x13563
1821C	Tear It Apart brute force, implementation, math, strings	1300	x13562
1305C	Kuroni and Impossible Calculation brute force, combinatorics, math, number theory	1600	x13559
1165A	Remainder implementation, math	1100	x13555
1583A	Windblume Ode math, number theory	800	x13526
1542C	Strange Function math, number theory	1600	x13495
1932C	LR-remainders brute force, data structures, implementation, math, two pointers	1400	x13484
1930B	Permutation Printing brute force, constructive algorithms, math	1000	x13463
979A	Pizza, Pizza, Pizza!!! math	1000	x13421
1815A	Ian and Array Sorting greedy, math	1300	x13410
1838C	No Prime Differences constructive algorithms, math, number theory	1400	x13403
1969A	Two Friends graphs, implementation, math		x13396
854A	Fraction brute force, constructive algorithms, math	800	x13374
1820B	JoJo's Incredible Adventures math, strings, two pointers	1100	x13338
1863C	MEX Repetition implementation, math	1100	x13327
1263C	Everyone is a Winner! binary search, math, meet-in-the-middle, number theory	1400	x13319
1854A1	Dual (Easy Version) constructive algorithms, math	1400	x13310
1848B	Vika and the Bridge binary search, data structures, greedy, implementation, math, sortings	1200	x13302
1870B	Friendly Arrays bitmasks, greedy, math	1200	x13301
1197A	DIY Wooden Ladder greedy, math, sortings	900	x13251
1359C	Mixing Water binary search, math	1700	x13248
1581A	CQXYM Count Permutations combinatorics, math, number theory	800	x13240
727A	Transformation: from A to B brute force, dfs and similar, math	1000	x13188
1931E	Anna and the Valentine's Day Gift games, greedy, math, sortings	1400	x13180
1462E1	Close Tuples (easy version) binary search, combinatorics, math, sortings, two pointers	1500	x13174
1601A	Array Elimination bitmasks, greedy, math, number theory	1300	x13163
1792C	Min Max Sort binary search, brute force, greedy, math, two pointers	1500	x13161
576A	Vasya and Petya's Game math, number theory	1500	x13156
1366C	Palindromic Paths greedy, math	1500	x13136
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13123
1646C	Factorials and Powers of Two bitmasks, brute force, constructive algorithms, dp, math	1500	x13115
1181A	Chunga-Changa greedy, math	1000	x13102
1527C	Sequence Pair Weight hashing, implementation, math	1600	x13093
1038B	Non-Coprime Partition constructive algorithms, math	1100	x13091
1584B	Coloring Rectangles greedy, math	1000	x13063
1603B	Moderate Modular Mode constructive algorithms, math, number theory	1600	x13054
143A	Help Vasilisa the Wise 2 brute force, math	1000	x13026
1538D	Another Problem About Dividing Numbers constructive algorithms, math, number theory	1700	x13021
276D	Little Girl and Maximum XOR bitmasks, dp, greedy, implementation, math	1700	x12926
1307B	Cow and Friend geometry, greedy, math	1300	x12925
1562C	Rings constructive algorithms, math	1500	x12891
1778B	The Forbidden Permutation greedy, math	1300	x12889
1802B	Settlement of Guinea Pigs greedy, implementation, math	1000	x12885
581B	Luxurious Houses implementation, math	1100	x12883
1733D1	Zero-One (Easy Version) constructive algorithms, greedy, math	1400	x12882
869B	The Eternal Immortality math	1100	x12880
1278B	A and B greedy, math	1500	x12867
1475E	Advertising Agency combinatorics, math, sortings	1600	x12848
1546B	AquaMoon and Stolen String interactive, math	1200	x12830
1283C	Friends and Gifts constructive algorithms, data structures, math	1500	x12781
1031A	Golden Plate implementation, math	800	x12755
1826C	Dreaming of Freedom greedy, math, number theory	1300	x12753
620A	Professor GukiZ's Robot implementation, math	800	x12726
1163A	Eating Soup greedy, math	900	x12713
554A	Kyoya and Photobooks brute force, math, strings	900	x12711
1787B	Number Factorization greedy, math, number theory	1100	x12670
1650D	Twist the Permutation brute force, constructive algorithms, implementation, math	1300	x12650
735D	Taxes math, number theory	1600	x12624
1834C	Game with Reversing games, greedy, math, strings	1200	x12598
348A	Mafia binary search, math, sortings	1600	x12593
697A	Pineapple Incident implementation, math	900	x12570
1765M	Minimum LCM math, number theory	1000	x12555
1864C	Divisor Chain bitmasks, constructive algorithms, math, number theory	1300	x12553
282B	Painting Eggs greedy, math	1500	x12546