cf/mirror
11,311/11,320 captured·📄 81 PDFs0 skipped9 remaining100%

Problemset

3,464 problems · filtered by 1 tag

#NameRatingSolved
1978BNew Bakery80025.6k
1978CManhattan Permutations130018.1k
1978DElections160013.9k
1977ALittle Nikita80039.7k
1977BBinary Colouring110020.1k
1977CNikita and LCM19008.2k
1976ESplittable Permutations25001.3k
1975B378QAQ and Mocha's Array100021.3k
1975FSet26001.1k
1975GZimpha Fan Club3000349
1974APhone Desktop80038.3k
1973AChess For Three90029k
1973BCat, Fox and the Lonely Array130017.1k
1973CCat, Fox and Double Maximum170010k
1973DCat, Fox and Maximum Array Split24002.3k
1973ECat, Fox and Swaps 25001k
1971EFind the Car150018.7k
1971FCircle Perimeter160012.7k
1969ATwo Friends80022.3k
1969DShop Game19005.8k
1968AMaximize?80039.9k
1968DPermutation Game130017.7k
1968G2Division + LCP (hard version)22002.6k
1967APermutation Counting140015.2k
1967B1Reverse Card (Easy Version)140016.4k
1967B2Reverse Card (Hard Version)22005k
1967CFenwick Tree23002.3k
1967E1Again Counting Arrays (Easy Version)3100449
1967E2Again Counting Arrays (Hard Version)3500231
1965AEverything Nim140017.2k
1958BClock in the Pool14001.2k
1957CHow Does the Rook Move?160012.2k
1957DA BIT of an Inequality19006k
1957ECarousel of Combinations24001.7k
1956CNene's Magical Matrix160015.4k
1956DNene and the Mex Operator20004.9k
1956E1Nene vs. Monsters (Easy Version)25001.7k
1956E2Nene vs. Monsters (Hard Version)27001.1k
1955AYogurt Sale80053.6k
1955CInhabitant of the Deep Sea130025k
1955FUnfair Game18008.9k
1955GGCD on a grid19006.1k
1954APainting the Ribbon90028k
1954BMake It Ugly120021.9k
1954CLong Multiplication120023.2k
1954DColored Balls18008.4k
1954EChain Reaction22003k
1954FUnique Strings3100430
1952ESweep Lineunrated346
1952GMathematician Takeoverunrated1.2k
1951ADual Trigger90022.8k
1951CTicket Hoarding140013.9k
1951DBuying Jewels20006.4k
1951ENo Palindromes20004.6k
1951GClacking Balls3100507
1950CClock Conversion80047.5k
1949EDamage per Second2900154
1949HDivision Avoidance3100170
1949KMake Triangle2800482
1948FRare Coins25001.7k
1946BMaximum Sum110023.9k
1946EGirl Permutation22003.2k
1945ASetting up Camp80030.6k
1945BFireworks90026.5k
1945HGCD is Greater2600971
1944ADestroying Bridges80029.3k
1943BNon-Palindromic Substring20004.7k
1943D1Counting Is Fun (Easy Version)24002k
1942AFarmer John's Challenge80018.6k
1942BBessie and MEX110015.7k
1942C1Bessie's Birthday Cake (Easy Version)130012.6k
1942C2Bessie's Birthday Cake (Hard Version)17007k
1942FFarmer John's Favorite Function27001k
1942GBessie and Cards2800786
1941ARudolf and the Ticket80048.2k
1941BRudolf and 121100035.3k
1937AShuffle Party80024.9k
1936ABitwise Operation Wizard17008.8k
1936BPinball20003.6k
1936EYet Yet Another Permutation Problem3400155
1935DExam in MAC180011k
1935EDistance Learning Courses in MAC24001.7k
1934AToo Min Too Max80027.5k
1934BYet Another Coin Problem120022.4k
1934CFind a Mine17008.2k
1933ATurtle Puzzle: Rearrange and Negate80042.5k
1933BTurtle Math: Fast Three Task80037k
1933CTurtle Fingers: Count the Values of k110025.7k
1933DTurtle Tenacity: Continual Mods120023.9k
1933ETurtle vs. Rabbit Race: Optimal Trainings150013.9k
1933GTurtle Magic: Royal Turtle Shell Pattern23001.2k
1932CLR-remainders140019.3k
1932EFinal Countdown160010.4k
1932GMoving Platforms23001.4k
1931CMake Equal Again100034.4k
1931DDivisible Pairs130032.7k
1931EAnna and the Valentine's Day Gift140027.4k
1931GOne-Dimensional Puzzle20003.8k
1930BPermutation Printing100017.9k
1930E2..3...4.... Wonderful! Wonderful!24001.5k

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