Problemset - Codeforces

→ Pay attention

Before contest
Educational Codeforces Round 168 (Rated for Div. 2)
30:12:33
Register now »

→ Filter Problems

Difficulty: —

Add tag

Problems

#	Name
1995A	Diagonals brute force, greedy, implementation, math	800	x19152
1994A	Diverse Game constructive algorithms, greedy, implementation	800	x17099
1992B	Angry Monk greedy, math, sortings	800	x29980
1992A	Only Pluses brute force, constructive algorithms, greedy, math, sortings	800	x35384
1989A	Catch the Coin implementation	800	x23819
1987A	Upload More RAM greedy, math	800	x22628
1986A	X Axis brute force, geometry, math, sortings	800	x36547
1985B	Maximum Multiple Sum brute force, math, number theory	800	x40710
1985A	Creating Words implementation, strings	800	x45608
1984A	Strange Splitting constructive algorithms	800	x19721
1983A	Array Divisibility constructive algorithms, math	800	x23592
1982A	Soccer greedy, implementation, math, sortings	800	x23104
1981A	Turtle and Piggy Are Playing a Game brute force, greedy, math	800	x20787
1980B	Choosing Cubes sortings, sortings	800	x32448
1980A	Problem Generator math	800	x37563
1979A	Guess the Maximum brute force, greedy, implementation	800	x27370
1978B	New Bakery binary search, greedy, math, ternary search	800	x20573
1978A	Alice and Books constructive algorithms, greedy, sortings	800	x23544
1977A	Little Nikita math	800	x28768
1976A	Verify Password implementation, sortings, strings	800	x26384
1975A	Bazoka and Mocha's Array brute force, greedy, implementation, sortings	800	x17694
1974B	Symmetric Encoding implementation, sortings, strings	800	x28725
1974A	Phone Desktop greedy, math	800	x31427
1972A	Contest Proposal brute force, greedy, two pointers	800	x21688
1971B	Different String implementation, strings	800	x33703
1971A	My First Sorting Problem implementation, sortings	800	x40792
1969A	Two Friends constructive algorithms, implementation, math	800	x18839
1968B	Prefiquence greedy, two pointers	800	x26557
1968A	Maximize? brute force, math, number theory	800	x31692
1966A	Card Exchange constructive algorithms, games, greedy	800	x16888
1957A	Stickogon constructive algorithms, greedy	800	x22207
1956B	Nene and the Card Game games, greedy	800	x20494
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x20714
1955A	Yogurt Sale math	800	x40567
1950C	Clock Conversion implementation, math	800	x37670
1950B	Upscaling implementation	800	x36021
1950A	Stair, Peak, or Neither? implementation	800	x48290
1948A	Special Characters brute force, constructive algorithms	800	x27630
1946A	Median of an Array greedy, implementation, sortings	800	x25184
1945A	Setting up Camp greedy, math	800	x26559
1944A	Destroying Bridges graphs, greedy, math	800	x22731
1942A	Farmer John's Challenge constructive algorithms, math	800	x16714
1941A	Rudolf and the Ticket brute force, math	800	x40968
1937A	Shuffle Party implementation, math	800	x22521
1935A	Entertainment in MAC constructive algorithms, strings	800	x26908
1934A	Too Min Too Max greedy, math	800	x24572
1933B	Turtle Math: Fast Three Task implementation, math, number theory	800	x31441
1933A	Turtle Puzzle: Rearrange and Negate greedy, math, sortings	800	x37071
1932A	Thorns and Coins dp, greedy, implementation	800	x28373
1931B	Make Equal greedy	800	x31332
1931A	Recovering a Small String brute force, strings	800	x34979
1930A	Maximise The Score greedy, sortings	800	x17984
1929B	Sasha and the Drawing constructive algorithms, greedy, math	800	x24607
1929A	Sasha and the Beautiful Array constructive algorithms, greedy, math, sortings	800	x30420
1928A	Rectangle Cutting geometry, math	800	x22000
1927A	Make it White greedy, strings	800	x41570
1926B	Vlad and Shapes geometry, implementation	800	x31328
1926A	Vlad and the Best of Five implementation	800	x45164
1925A	We Got Everything Covered! constructive algorithms, greedy, strings	800	x28065
1923A	Moving Chips greedy, implementation	800	x24033
1922A	Tricky Template constructive algorithms, implementation, strings	800	x26500
1921B	Arranging Cats greedy, implementation	800	x33005
1921A	Square greedy, math	800	x41619
1920A	Satisfying Constraints brute force, greedy, math	800	x27178
1919B	Plus-Minus Split greedy	800	x29352
1919A	Wallet Exchange games, math	800	x32569
1918A	Brick Wall constructive algorithms, greedy, implementation, math	800	x29537
1917A	Least Product constructive algorithms, math	800	x24888
1916A	2023 constructive algorithms, implementation, math, number theory	800	x25196
1915C	Can I Square? binary search, implementation	800	x40105
1915B	Not Quite Latin Square bitmasks, brute force, implementation	800	x40505
1915A	Odd One Out bitmasks, implementation	800	x53354
1914B	Preparing for the Contest constructive algorithms, math	800	x29552
1914A	Problemsolving Log implementation, strings	800	x30835
1913A	Rating Increase implementation	800	x22995
1912L	LOL Lovers strings	800	x6698
1909A	Distinct Buttons implementation, math	800	x16220
1907A	Rook implementation	800	x35500
1905A	Constructive Problems constructive algorithms, math	800	x22460
1903A	Halloumi Boxes brute force, greedy, sortings	800	x28125
1902A	Binary Imbalance constructive algorithms	800	x20459
1901A	Line Trip greedy, math	800	x28447
1900A	Cover in Water constructive algorithms, greedy, implementation, strings	800	x24719
1899A	Game with Integers games, math, number theory	800	x41882
1898A	Milica and String brute force, implementation, strings	800	x15593
1896A	Jagged Swaps sortings	800	x21294
1895B	Points and Minimum Distance greedy, math, sortings	800	x20127
1895A	Treasure Chest math	800	x24001
1894A	Secret Sport implementation, strings	800	x18590
1891A	Sorting with Twos constructive algorithms, sortings	800	x18904
1890B	Qingshan Loves Strings constructive algorithms, implementation	800	x17189
1890A	Doremy's Paint 3 constructive algorithms	800	x24289
1886A	Sum of Three brute force, constructive algorithms, math	800	x25304
1884A	Simple Design brute force, greedy, math	800	x17132
1883A	Morning math	800	x25022
1882A	Increasing Sequence greedy	800	x24981
1881A	Don't Try to Count brute force, strings	800	x29805
1879A	Rigged! greedy	800	x22831
1878B	Aleksa and Stack constructive algorithms, math	800	x30868
1878A	How Much Does Daytona Cost? greedy	800	x41801

←