Problemset - Codeforces

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Codeforces Round (Div. 3)
6 days

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Problems

#	Name
1984A	Strange Splitting constructive algorithms	800	x16882
1981A	Turtle and Piggy Are Playing a Game brute force, greedy, math	800	x18414
1980B	Choosing Cubes sortings, sortings	800	x29383
1980A	Problem Generator math	800	x34025
1979B	XOR Sequences bitmasks, greedy	1000	x18792
1979A	Guess the Maximum brute force, greedy, implementation	800	x24572
1977A	Little Nikita math	800	x26293
1976A	Verify Password implementation, sortings, strings	800	x24080
1975B	378QAQ and Mocha's Array brute force, greedy, math, sortings	1000	x14717
1975A	Bazoka and Mocha's Array brute force, greedy, implementation, sortings	800	x16422
1974B	Symmetric Encoding implementation, sortings, strings	800	x27137
1974A	Phone Desktop greedy, math	800	x29549
1973A	Chess For Three brute force, dp, implementation, math	900	x21055
1972B	Coin Games games	900	x18534
1972A	Contest Proposal brute force, greedy, two pointers	800	x20437
1971C	Clock and Strings implementation	900	x27908
1971B	Different String implementation, strings	800	x31657
1971A	My First Sorting Problem implementation, sortings	800	x38231
1970A1	Balanced Shuffle (Easy) implementation, sortings	1000	x3236
1969B	Shifts and Sorting constructive algorithms, greedy	1000	x16348
1969A	Two Friends constructive algorithms, implementation, math	800	x17902
1968C	Assembly via Remainders constructive algorithms, number theory	1000	x21788
1968B	Prefiquence greedy, two pointers	800	x25256
1968A	Maximize? brute force, math, number theory	800	x29963
1966A	Card Exchange constructive algorithms, games, greedy	800	x16085
1957A	Stickogon constructive algorithms, greedy	800	x21371
1956B	Nene and the Card Game games, greedy	800	x19857
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x20012
1955B	Progressive Square constructive algorithms, data structures, implementation, sortings	1000	x25169
1955A	Yogurt Sale math	800	x38833
1954A	Painting the Ribbon constructive algorithms, greedy, math	900	x21755
1951A	Dual Trigger constructive algorithms, greedy, math	900	x17796
1950C	Clock Conversion implementation, math	800	x36552
1950B	Upscaling implementation	800	x34917
1950A	Stair, Peak, or Neither? implementation	800	x46322
1948A	Special Characters brute force, constructive algorithms	800	x27026
1946A	Median of an Array greedy, implementation, sortings	800	x24492
1945B	Fireworks math, number theory	900	x20650
1945A	Setting up Camp greedy, math	800	x25747
1944A	Destroying Bridges graphs, greedy, math	800	x22038
1942A	Farmer John's Challenge constructive algorithms, math	800	x16241
1941C	Rudolf and the Ugly String dp, greedy, strings	900	x30736
1941B	Rudolf and 121 brute force, dp, greedy, math	1000	x27384
1941A	Rudolf and the Ticket brute force, math	800	x40005
1937A	Shuffle Party implementation, math	800	x22030
1935A	Entertainment in MAC constructive algorithms, strings	800	x26248
1934A	Too Min Too Max greedy, math	800	x24053
1933B	Turtle Math: Fast Three Task implementation, math, number theory	800	x30678
1933A	Turtle Puzzle: Rearrange and Negate greedy, math, sortings	800	x36265
1932A	Thorns and Coins dp, greedy, implementation	800	x27585
1931C	Make Equal Again brute force, greedy, math	1000	x26911
1931B	Make Equal greedy	800	x30658
1931A	Recovering a Small String brute force, strings	800	x34238
1930B	Permutation Printing brute force, constructive algorithms, math	1000	x14110
1930A	Maximise The Score greedy, sortings	800	x17608
1929B	Sasha and the Drawing constructive algorithms, greedy, math	800	x24220
1929A	Sasha and the Beautiful Array constructive algorithms, greedy, math, sortings	800	x29731
1928A	Rectangle Cutting geometry, math	800	x21620
1927C	Choose the Different Ones! brute force, greedy, math	1000	x26211
1927B	Following the String constructive algorithms, greedy, strings	900	x31093
1927A	Make it White greedy, strings	800	x40558
1926B	Vlad and Shapes geometry, implementation	800	x30638
1926A	Vlad and the Best of Five implementation	800	x43806
1925A	We Got Everything Covered! constructive algorithms, greedy, strings	800	x27645
1923A	Moving Chips greedy, implementation	800	x23643
1922A	Tricky Template constructive algorithms, implementation, strings	800	x26182
1921C	Sending Messages greedy, math	900	x27847
1921B	Arranging Cats greedy, implementation	800	x32442
1921A	Square greedy, math	800	x40771
1920A	Satisfying Constraints brute force, greedy, math	800	x26825
1919B	Plus-Minus Split greedy	800	x29057
1919A	Wallet Exchange games, math	800	x32102
1918B	Minimize Inversions constructive algorithms, data structures, greedy, implementation, sortings	900	x22576
1918A	Brick Wall constructive algorithms, greedy, implementation, math	800	x29158
1917A	Least Product constructive algorithms, math	800	x24525
1916B	Two Divisors constructive algorithms, math, number theory	1000	x24198
1916A	2023 constructive algorithms, implementation, math, number theory	800	x24853
1915D	Unnatural Language Processing greedy, implementation, strings	900	x28402
1915C	Can I Square? binary search, implementation	800	x38868
1915B	Not Quite Latin Square bitmasks, brute force, implementation	800	x39568
1915A	Odd One Out bitmasks, implementation	800	x51562
1914B	Preparing for the Contest constructive algorithms, math	800	x29010
1914A	Problemsolving Log implementation, strings	800	x30252
1913B	Swap and Delete strings	1000	x23027
1913A	Rating Increase implementation	800	x22673
1912L	LOL Lovers strings	800	x6501
1909A	Distinct Buttons implementation, math	800	x15890
1907B	YetnotherrokenKeoard data structures, implementation, strings	1000	x23899
1907A	Rook implementation	800	x34782
1906A	Easy As ABC brute force	1000	x3663
1905A	Constructive Problems constructive algorithms, math	800	x22126
1904A	Forked! brute force, implementation	900	x16942
1903A	Halloumi Boxes brute force, greedy, sortings	800	x26127
1902A	Binary Imbalance constructive algorithms	800	x20100
1901A	Line Trip greedy, math	800	x26679
1900B	Laura and Operations dp, math	900	x16385
1900A	Cover in Water constructive algorithms, greedy, implementation, strings	800	x23217
1899A	Game with Integers games, math, number theory	800	x39782
1898A	Milica and String brute force, implementation, strings	800	x15310
1896B	AB Flipping greedy, strings, two pointers	900	x13782

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