Problemset - Codeforces

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Educational Codeforces Round 165 (Rated for Div. 2)
28:54:58
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Problems

#	Name
1348A	Phoenix and Balance greedy, math	800	x38316
1342A	Road To Zero greedy, math	1000	x38249
1389A	LCM Problem constructive algorithms, greedy, math, number theory	800	x38237
1915B	Not Quite Latin Square bitmasks, brute force, implementation	800	x38166
1358A	Park Lighting greedy, math	800	x38033
1325A	EhAb AnD gCd constructive algorithms, greedy, number theory	800	x38029
577A	Multiplication Table implementation, number theory	1000	x37962
556A	Case of the Zeros and Ones greedy	900	x37832
1579A	Casimir's String Solitaire math, strings	800	x37738
519B	A and B and Compilation Errors data structures, implementation, sortings	1100	x37624
149A	Business trip greedy, implementation, sortings	900	x37611
1385A	Three Pairwise Maximums math	800	x37502
499B	Lecture implementation, strings	1000	x37374
1899A	Game with Integers games, math, number theory	800	x37352
509A	Maximum in Table brute force, implementation	800	x37191
1872A	Two Vessels brute force, greedy, math	800	x37139
1915C	Can I Square? binary search, implementation	800	x37129
1097A	Gennady and a Card Game brute force, implementation	800	x36941
1335B	Construct the String constructive algorithms	900	x36911
1327A	Sum of Odd Integers math	1100	x36778
1368A	C+= brute force, greedy, implementation, math	800	x36684
977B	Two-gram implementation, strings	900	x36633
1343C	Alternating Subsequence dp, greedy, two pointers	1200	x36250
1385B	Restore the Permutation by Merger greedy	800	x36237
124A	The number of positions math	1000	x36213
433B	Kuriyama Mirai's Stones dp, implementation, sortings	1200	x36189
550A	Two Substrings brute force, dp, greedy, implementation, strings	1500	x36176
1186A	Vus the Cossack and a Contest implementation	800	x36072
1607A	Linear Keyboard implementation, strings	800	x35948
1337A	Ichihime and Triangle constructive algorithms, math	800	x35934
1537A	Arithmetic Array greedy, math	800	x35890
467B	Fedor and New Game bitmasks, brute force, constructive algorithms, implementation	1100	x35691
1538A	Stone Game brute force, dp, greedy	800	x35674
1790A	Polycarp and the Day of Pi implementation, math, strings	800	x35529
1369A	FashionabLee geometry, math	800	x35529
1593A	Elections math	800	x35463
686A	Free Ice Cream constructive algorithms, implementation	800	x35378
1521A	Nastia and Nearly Good Numbers constructive algorithms, math, number theory	1000	x35237
478B	Random Teams combinatorics, constructive algorithms, greedy, math	1300	x35185
1352B	Same Parity Summands constructive algorithms, math	1200	x35177
1933A	Turtle Puzzle: Rearrange and Negate greedy, math, sortings	800	x35081
1660A	Vasya and Coins greedy, math	800	x34955
978B	File Name greedy, strings	800	x34928
1476A	K-divisible Sum binary search, constructive algorithms, greedy, math	1000	x34915
1873C	Target Practice implementation, math	800	x34909
1760C	Advantage data structures, implementation, sortings	800	x34835
1325B	CopyCopyCopyCopyCopy greedy, implementation	800	x34783
1560B	Who's Opposite? math	800	x34644
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x34493
1363A	Odd Selection brute force, implementation, math	1200	x34307
265A	Colorful Stones (Simplified Edition) implementation	800	x34260
1955A	Yogurt Sale math	800	x34256
1353C	Board Moves math	1000	x34130
1624B	Make AP implementation, math	900	x34101
1703C	Cypher brute force, implementation, strings	800	x34013
1858A	Buttons games, greedy, math	800	x33979
1527A	And Then There Were K bitmasks	800	x33821
1650A	Deletions of Two Adjacent Letters implementation, strings	800	x33816
1950C	Clock Conversion implementation, math	800	x33783
1907A	Rook implementation	800	x33780
214A	System of Equations brute force	800	x33562
320A	Magic Numbers brute force, greedy	900	x33499
1702A	Round Down the Price constructive algorithms	800	x33354
1931A	Recovering a Small String brute force, strings	800	x33313
1335C	Two Teams Composing binary search, greedy, implementation, sortings	1100	x33189
1337B	Kana and Dragon Quest game greedy, implementation, math	900	x33006
1843A	Sasha and Array Coloring greedy, sortings, two pointers	800	x32874
1473A	Replacing Elements greedy, implementation, math, sortings	800	x32809
894A	QAQ brute force, dp	800	x32809
1669C	Odd/Even Increments greedy, greedy, implementation, math	800	x32751
115A	Party dfs and similar, graphs, trees	900	x32744
1373B	01 Game games	900	x32686
1692B	All Distinct greedy, sortings	800	x32660
1690A	Print a Pedestal (Codeforces logo?) constructive algorithms, greedy	800	x32465
1840A	Cipher Shifer implementation, strings, two pointers	800	x32438
450A	Jzzhu and Children implementation	1000	x32425
1873D	1D Eraser greedy, implementation, two pointers	800	x32412
1692C	Where's the Bishop? implementation	800	x32370
1950B	Upscaling implementation	800	x32197
977C	Less or Equal sortings	1200	x32196
1294C	Product of Three Numbers greedy, math, number theory	1300	x32182
1850D	Balanced Round brute force, greedy, implementation, sortings	900	x32062
1921B	Arranging Cats greedy, implementation	800	x31816
1633A	Div. 7 brute force	800	x31814
1360C	Similar Pairs constructive algorithms, graph matchings, greedy, sortings	1100	x31637
822A	I'm bored with life implementation, math, number theory	800	x31615
1919A	Wallet Exchange games, math	800	x31588
1618A	Polycarp and Sums of Subsequences math, sortings	800	x31490
1833A	Musical Puzzle implementation, strings	800	x31483
540A	Combination Lock implementation	800	x31445
1675A	Food for Animals greedy, math	800	x31429
1372A	Omkar and Completion constructive algorithms, implementation	800	x31393
459A	Pashmak and Garden implementation	1200	x31326
1716A	2-3 Moves greedy, math	800	x31313
1846A	Rudolph and Cut the Rope implementation, math	800	x31298
1549A	Gregor and Cryptography math, number theory	800	x31272
1490C	Sum of Cubes binary search, brute force, brute force, math	1100	x31216
1462C	Unique Number brute force, greedy, math	900	x31158
1339A	Filling Diamonds brute force, dp, implementation, math	900	x31018
766B	Mahmoud and a Triangle constructive algorithms, geometry, greedy, math, number theory, sortings	1000	x31016