Problemset - Codeforces

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Codeforces Round 945 (Div. 2)
3 days
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Problems

#	Name
459B	Pashmak and Flowers combinatorics, implementation, sortings	1300	x38522
1389A	LCM Problem constructive algorithms, greedy, math, number theory	800	x38442
1348A	Phoenix and Balance greedy, math	800	x38419
1342A	Road To Zero greedy, math	1000	x38419
1325A	EhAb AnD gCd constructive algorithms, greedy, number theory	800	x38252
1358A	Park Lighting greedy, math	800	x38157
577A	Multiplication Table implementation, number theory	1000	x38122
1899A	Game with Integers games, math, number theory	800	x38114
556A	Case of the Zeros and Ones greedy	900	x37987
1579A	Casimir's String Solitaire math, strings	800	x37838
149A	Business trip greedy, implementation, sortings	900	x37792
519B	A and B and Compilation Errors data structures, implementation, sortings	1100	x37780
1915C	Can I Square? binary search, implementation	800	x37717
1385A	Three Pairwise Maximums math	800	x37610
499B	Lecture implementation, strings	1000	x37534
1872A	Two Vessels brute force, greedy, math	800	x37341
509A	Maximum in Table brute force, implementation	800	x37281
1097A	Gennady and a Card Game brute force, implementation	800	x37085
1335B	Construct the String constructive algorithms	900	x37044
1327A	Sum of Odd Integers math	1100	x36974
1368A	C+= brute force, greedy, implementation, math	800	x36883
977B	Two-gram implementation, strings	900	x36855
1955A	Yogurt Sale math	800	x36570
433B	Kuriyama Mirai's Stones dp, implementation, sortings	1200	x36429
1343C	Alternating Subsequence dp, greedy, two pointers	1200	x36414
124A	The number of positions math	1000	x36358
550A	Two Substrings brute force, dp, greedy, implementation, strings	1500	x36347
1385B	Restore the Permutation by Merger greedy	800	x36315
1186A	Vus the Cossack and a Contest implementation	800	x36265
1607A	Linear Keyboard implementation, strings	800	x36116
1337A	Ichihime and Triangle constructive algorithms, math	800	x36108
1537A	Arithmetic Array greedy, math	800	x36103
467B	Fedor and New Game bitmasks, brute force, constructive algorithms, implementation	1100	x36013
1538A	Stone Game brute force, dp, greedy	800	x35773
1790A	Polycarp and the Day of Pi implementation, math, strings	800	x35667
686A	Free Ice Cream constructive algorithms, implementation	800	x35633
1369A	FashionabLee geometry, math	800	x35607
1593A	Elections math	800	x35567
1933A	Turtle Puzzle: Rearrange and Negate greedy, math, sortings	800	x35505
1873C	Target Practice implementation, math	800	x35482
1352B	Same Parity Summands constructive algorithms, math	1200	x35447
1521A	Nastia and Nearly Good Numbers constructive algorithms, math, number theory	1000	x35369
478B	Random Teams combinatorics, constructive algorithms, greedy, math	1300	x35311
1950C	Clock Conversion implementation, math	800	x35196
1760C	Advantage data structures, implementation, sortings	800	x35127
1660A	Vasya and Coins greedy, math	800	x35091
1476A	K-divisible Sum binary search, constructive algorithms, greedy, math	1000	x35069
978B	File Name greedy, strings	800	x35048
1325B	CopyCopyCopyCopyCopy greedy, implementation	800	x34915
1560B	Who's Opposite? math	800	x34727
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x34626
265A	Colorful Stones (Simplified Edition) implementation	800	x34517
1363A	Odd Selection brute force, implementation, math	1200	x34439
1858A	Buttons games, greedy, math	800	x34420
1624B	Make AP implementation, math	900	x34325
1703C	Cypher brute force, implementation, strings	800	x34232
1353C	Board Moves math	1000	x34230
1907A	Rook implementation	800	x34171
1527A	And Then There Were K bitmasks	800	x33968
1650A	Deletions of Two Adjacent Letters implementation, strings	800	x33915
214A	System of Equations brute force	800	x33695
320A	Magic Numbers brute force, greedy	900	x33686
1950B	Upscaling implementation	800	x33631
1931A	Recovering a Small String brute force, strings	800	x33606
1702A	Round Down the Price constructive algorithms	800	x33471
1335C	Two Teams Composing binary search, greedy, implementation, sortings	1100	x33320
1337B	Kana and Dragon Quest game greedy, implementation, math	900	x33102
1843A	Sasha and Array Coloring greedy, sortings, two pointers	800	x33016
1669C	Odd/Even Increments greedy, greedy, implementation, math	800	x32971
894A	QAQ brute force, dp	800	x32967
1373B	01 Game games	900	x32911
1473A	Replacing Elements greedy, implementation, math, sortings	800	x32878
115A	Party dfs and similar, graphs, trees	900	x32869
1692B	All Distinct greedy, sortings	800	x32856
1873D	1D Eraser greedy, implementation, two pointers	800	x32773
1840A	Cipher Shifer implementation, strings, two pointers	800	x32643
1690A	Print a Pedestal (Codeforces logo?) constructive algorithms, greedy	800	x32592
450A	Jzzhu and Children implementation	1000	x32575
1692C	Where's the Bishop? implementation	800	x32559
1850D	Balanced Round brute force, greedy, implementation, sortings	900	x32507
1294C	Product of Three Numbers greedy, math, number theory	1300	x32383
977C	Less or Equal sortings	1200	x32380
1921B	Arranging Cats greedy, implementation	800	x32030
1633A	Div. 7 brute force	800	x31917
1919A	Wallet Exchange games, math	800	x31777
822A	I'm bored with life implementation, math, number theory	800	x31726
1360C	Similar Pairs constructive algorithms, graph matchings, greedy, sortings	1100	x31724
1833A	Musical Puzzle implementation, strings	800	x31614
1618A	Polycarp and Sums of Subsequences math, sortings	800	x31596
1675A	Food for Animals greedy, math	800	x31569
540A	Combination Lock implementation	800	x31556
1490C	Sum of Cubes binary search, brute force, brute force, math	1100	x31471
1372A	Omkar and Completion constructive algorithms, implementation	800	x31457
1716A	2-3 Moves greedy, math	800	x31453
459A	Pashmak and Garden implementation	1200	x31442
1846A	Rudolph and Cut the Rope implementation, math	800	x31411
1549A	Gregor and Cryptography math, number theory	800	x31370
1462C	Unique Number brute force, greedy, math	900	x31299
766B	Mahmoud and a Triangle constructive algorithms, geometry, greedy, math, number theory, sortings	1000	x31177
1843C	Sum in Binary Tree bitmasks, combinatorics, math, trees	800	x31140