Problemset - Codeforces

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Educational Codeforces Round 165 (Rated for Div. 2)
33:56:39
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Problems

#	Name
1303A	Erasing Zeroes implementation, strings	800	x30439
1611A	Make Even constructive algorithms, math	800	x30540
1490A	Dense Array greedy, math	800	x30578
1862A	Gift Carpet dp, greedy, implementation, strings	800	x30584
1843C	Sum in Binary Tree bitmasks, combinatorics, math, trees	800	x30966
1538B	Friends and Candies greedy, math	800	x30979
1549A	Gregor and Cryptography math, number theory	800	x31272
1846A	Rudolph and Cut the Rope implementation, math	800	x31297
1716A	2-3 Moves greedy, math	800	x31313
1372A	Omkar and Completion constructive algorithms, implementation	800	x31393
1675A	Food for Animals greedy, math	800	x31427
540A	Combination Lock implementation	800	x31445
1833A	Musical Puzzle implementation, strings	800	x31480
1618A	Polycarp and Sums of Subsequences math, sortings	800	x31490
1919A	Wallet Exchange games, math	800	x31587
822A	I'm bored with life implementation, math, number theory	800	x31614
1633A	Div. 7 brute force	800	x31813
1921B	Arranging Cats greedy, implementation	800	x31815
1950B	Upscaling implementation	800	x32169
1692C	Where's the Bishop? implementation	800	x32367
1873D	1D Eraser greedy, implementation, two pointers	800	x32411
1840A	Cipher Shifer implementation, strings, two pointers	800	x32438
1690A	Print a Pedestal (Codeforces logo?) constructive algorithms, greedy	800	x32465
1692B	All Distinct greedy, sortings	800	x32658
1669C	Odd/Even Increments greedy, greedy, implementation, math	800	x32747
894A	QAQ brute force, dp	800	x32807
1473A	Replacing Elements greedy, implementation, math, sortings	800	x32808
1843A	Sasha and Array Coloring greedy, sortings, two pointers	800	x32874
1931A	Recovering a Small String brute force, strings	800	x33306
1702A	Round Down the Price constructive algorithms	800	x33352
214A	System of Equations brute force	800	x33562
1950C	Clock Conversion implementation, math	800	x33759
1907A	Rook implementation	800	x33776
1650A	Deletions of Two Adjacent Letters implementation, strings	800	x33816
1527A	And Then There Were K bitmasks	800	x33820
1858A	Buttons games, greedy, math	800	x33976
1703C	Cypher brute force, implementation, strings	800	x34008
1955A	Yogurt Sale math	800	x34208
265A	Colorful Stones (Simplified Edition) implementation	800	x34257
1560B	Who's Opposite? math	800	x34643
1325B	CopyCopyCopyCopyCopy greedy, implementation	800	x34780
1760C	Advantage data structures, implementation, sortings	800	x34835
1873C	Target Practice implementation, math	800	x34901
978B	File Name greedy, strings	800	x34924
1660A	Vasya and Coins greedy, math	800	x34955
1933A	Turtle Puzzle: Rearrange and Negate greedy, math, sortings	800	x35074
686A	Free Ice Cream constructive algorithms, implementation	800	x35377
1593A	Elections math	800	x35462
1790A	Polycarp and the Day of Pi implementation, math, strings	800	x35528
1369A	FashionabLee geometry, math	800	x35528
1538A	Stone Game brute force, dp, greedy	800	x35674
1537A	Arithmetic Array greedy, math	800	x35886
1337A	Ichihime and Triangle constructive algorithms, math	800	x35934
1607A	Linear Keyboard implementation, strings	800	x35948
1186A	Vus the Cossack and a Contest implementation	800	x36071
1385B	Restore the Permutation by Merger greedy	800	x36236
1368A	C+= brute force, greedy, implementation, math	800	x36681
1097A	Gennady and a Card Game brute force, implementation	800	x36935
1915C	Can I Square? binary search, implementation	800	x37124
1872A	Two Vessels brute force, greedy, math	800	x37137
509A	Maximum in Table brute force, implementation	800	x37190
1899A	Game with Integers games, math, number theory	800	x37344
1385A	Three Pairwise Maximums math	800	x37501
1579A	Casimir's String Solitaire math, strings	800	x37738
1325A	EhAb AnD gCd constructive algorithms, greedy, number theory	800	x38022
1358A	Park Lighting greedy, math	800	x38032
1915B	Not Quite Latin Square bitmasks, brute force, implementation	800	x38158
1389A	LCM Problem constructive algorithms, greedy, math, number theory	800	x38236
1348A	Phoenix and Balance greedy, math	800	x38314
1878A	How Much Does Daytona Cost? greedy	800	x38416
1941A	Rudolf and the Ticket brute force, math	800	x38428
1729A	Two Elevators math	800	x38786
1353A	Most Unstable Array constructive algorithms, greedy, math	800	x38906
1454A	Special Permutation constructive algorithms, probabilities	800	x38945
1296A	Array with Odd Sum math	800	x39359
1927A	Make it White greedy, strings	800	x39385
1807B	Grab the Candies greedy	800	x39598
1921A	Square greedy, math	800	x39659
1669B	Triple implementation, sortings	800	x39682
1462A	Favorite Sequence implementation, two pointers	800	x39816
1850B	Ten Words of Wisdom implementation, sortings	800	x40127
1791C	Prepend and Append implementation, two pointers	800	x40271
233A	Perfect Permutation implementation, math	800	x40314
1829B	Blank Space implementation	800	x40479
1311A	Add Odd or Subtract Even greedy, implementation, math	800	x40616
1850C	Word on the Paper implementation, strings	800	x40730
1472A	Cards for Friends greedy, math	800	x40774
702A	Maximum Increase dp, greedy, implementation	800	x41312
1926A	Vlad and the Best of Five implementation	800	x41355
935A	Fafa and his Company brute force, implementation	800	x41439
1760B	Atilla's Favorite Problem greedy, implementation, strings	800	x41505
1791B	Following Directions geometry, implementation	800	x41632
1950A	Stair, Peak, or Neither? implementation	800	x41995
1542A	Odd Set math	800	x42112
1399B	Gifts Fixing greedy	800	x42300
1520B	Ordinary Numbers brute force, math, number theory	800	x42699
731A	Night at the Museum implementation, strings	800	x42995
1722B	Colourblindness implementation	800	x43021
1857A	Array Coloring greedy, math	800	x43158
1772A	A+B? implementation	800	x43756