Problemset - Codeforces

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Before contest
Codeforces Round 941 (Div. 1)
4 days

Before contest
Codeforces Round 941 (Div. 2)
4 days

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Problems

#	Name
1941A	Rudolf and the Ticket brute force, math	800	x38250
1342A	Road To Zero greedy, math	1000	x38196
1389A	LCM Problem constructive algorithms, greedy, math, number theory	800	x38183
1915B	Not Quite Latin Square bitmasks, brute force, implementation	800	x38048
1358A	Park Lighting greedy, math	800	x38005
1325A	EhAb AnD gCd constructive algorithms, greedy, number theory	800	x37946
577A	Multiplication Table implementation, number theory	1000	x37922
556A	Case of the Zeros and Ones greedy	900	x37751
1579A	Casimir's String Solitaire math, strings	800	x37695
519B	A and B and Compilation Errors data structures, implementation, sortings	1100	x37581
149A	Business trip greedy, implementation, sortings	900	x37554
1385A	Three Pairwise Maximums math	800	x37471
499B	Lecture implementation, strings	1000	x37320
509A	Maximum in Table brute force, implementation	800	x37171
1899A	Game with Integers games, math, number theory	800	x37114
1872A	Two Vessels brute force, greedy, math	800	x37080
1915C	Can I Square? binary search, implementation	800	x37006
1097A	Gennady and a Card Game brute force, implementation	800	x36898
1335B	Construct the String constructive algorithms	900	x36877
1327A	Sum of Odd Integers math	1100	x36735
1368A	C+= brute force, greedy, implementation, math	800	x36607
977B	Two-gram implementation, strings	900	x36545
1343C	Alternating Subsequence dp, greedy, two pointers	1200	x36217
1385B	Restore the Permutation by Merger greedy	800	x36206
124A	The number of positions math	1000	x36178
550A	Two Substrings brute force, dp, greedy, implementation, strings	1500	x36138
433B	Kuriyama Mirai's Stones dp, implementation, sortings	1200	x36118
1186A	Vus the Cossack and a Contest implementation	800	x36020
1607A	Linear Keyboard implementation, strings	800	x35909
1337A	Ichihime and Triangle constructive algorithms, math	800	x35890
1537A	Arithmetic Array greedy, math	800	x35845
467B	Fedor and New Game bitmasks, brute force, constructive algorithms, implementation	1100	x35645
1538A	Stone Game brute force, dp, greedy	800	x35643
1369A	FashionabLee geometry, math	800	x35499
1790A	Polycarp and the Day of Pi implementation, math, strings	800	x35486
1593A	Elections math	800	x35407
686A	Free Ice Cream constructive algorithms, implementation	800	x35312
1521A	Nastia and Nearly Good Numbers constructive algorithms, math, number theory	1000	x35198
478B	Random Teams combinatorics, constructive algorithms, greedy, math	1300	x35142
1352B	Same Parity Summands constructive algorithms, math	1200	x35121
1933A	Turtle Puzzle: Rearrange and Negate greedy, math, sortings	800	x34929
1660A	Vasya and Coins greedy, math	800	x34916
978B	File Name greedy, strings	800	x34864
1476A	K-divisible Sum binary search, constructive algorithms, greedy, math	1000	x34856
1760C	Advantage data structures, implementation, sortings	800	x34776
1873C	Target Practice implementation, math	800	x34747
1325B	CopyCopyCopyCopyCopy greedy, implementation	800	x34740
1560B	Who's Opposite? math	800	x34623
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x34454
1363A	Odd Selection brute force, implementation, math	1200	x34249
265A	Colorful Stones (Simplified Edition) implementation	800	x34174
1353C	Board Moves math	1000	x34100
1624B	Make AP implementation, math	900	x34040
1703C	Cypher brute force, implementation, strings	800	x33956
1858A	Buttons games, greedy, math	800	x33879
1650A	Deletions of Two Adjacent Letters implementation, strings	800	x33780
1527A	And Then There Were K bitmasks	800	x33766
1907A	Rook implementation	800	x33669
214A	System of Equations brute force	800	x33518
320A	Magic Numbers brute force, greedy	900	x33455
1702A	Round Down the Price constructive algorithms	800	x33313
1950C	Clock Conversion implementation, math	800	x33305
1931A	Recovering a Small String brute force, strings	800	x33224
1335C	Two Teams Composing binary search, greedy, implementation, sortings	1100	x33162
1955A	Yogurt Sale math	800	x33160
1337B	Kana and Dragon Quest game greedy, implementation, math	900	x32982
1843A	Sasha and Array Coloring greedy, sortings, two pointers	800	x32818
1473A	Replacing Elements greedy, implementation, math, sortings	800	x32789
894A	QAQ brute force, dp	800	x32751
115A	Party dfs and similar, graphs, trees	900	x32704
1669C	Odd/Even Increments greedy, greedy, implementation, math	800	x32682
1692B	All Distinct greedy, sortings	800	x32621
1373B	01 Game games	900	x32609
1690A	Print a Pedestal (Codeforces logo?) constructive algorithms, greedy	800	x32439
1840A	Cipher Shifer implementation, strings, two pointers	800	x32392
450A	Jzzhu and Children implementation	1000	x32372
1692C	Where's the Bishop? implementation	800	x32329
1873D	1D Eraser greedy, implementation, two pointers	800	x32324
977C	Less or Equal sortings	1200	x32126
1294C	Product of Three Numbers greedy, math, number theory	1300	x32107
1850D	Balanced Round brute force, greedy, implementation, sortings	900	x31946
1633A	Div. 7 brute force	800	x31774
1921B	Arranging Cats greedy, implementation	800	x31758
1950B	Upscaling implementation	800	x31684
1360C	Similar Pairs constructive algorithms, graph matchings, greedy, sortings	1100	x31612
822A	I'm bored with life implementation, math, number theory	800	x31579
1919A	Wallet Exchange games, math	800	x31539
1618A	Polycarp and Sums of Subsequences math, sortings	800	x31470
1833A	Musical Puzzle implementation, strings	800	x31445
540A	Combination Lock implementation	800	x31417
1675A	Food for Animals greedy, math	800	x31380
1372A	Omkar and Completion constructive algorithms, implementation	800	x31377
459A	Pashmak and Garden implementation	1200	x31294
1716A	2-3 Moves greedy, math	800	x31271
1846A	Rudolph and Cut the Rope implementation, math	800	x31231
1549A	Gregor and Cryptography math, number theory	800	x31216
1490C	Sum of Cubes binary search, brute force, brute force, math	1100	x31131
1462C	Unique Number brute force, greedy, math	900	x31102
1339A	Filling Diamonds brute force, dp, implementation, math	900	x30982
1538B	Friends and Candies greedy, math	800	x30958