Problem list

# Name Source Solved
2087 Anton and Making Potions
2086 Anton and Chess
2085 Anton and Tree
2084 Anton and School
2083 Ostap and Grasshopper
2082 Tennis Championship
2081 Ostap and Tree
2080 Permutations
2079 Alyona and a tree
2078 Alyona and towers
2077 The Elder Trolls IV: Oblivon
2076 Need For Brake
2075 LionAge II
2074 FreeDiv
2073 Morrowindows
2072 Plane of Tanks
2071 Alyona and copybooks
2070 Alyona and flowers
2069 Arpa's loud Owf and Mehrdad's evil plan
2068 Arpa's weak amphitheater and Mehrdad's valuable Hoses
2067 Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh paths
2066 Arpa’s abnormal DNA and Mehrdad’s deep interest
2065 Arpa’s hard exam and Mehrdad’s naive cheat
2064 Arpa’s obvious problem and Mehrdad’s terrible solution
2063 Vladik and flights
2062 Chloe and the sequence
2061 Vladik and fractions
2060 Chloe and pleasant prizes
2059 Vladik and cards
2058 Hongcow Builds A Nation
2057 Hongcow's Game
2056 Hongcow Buys a Deck of Cards
2055 Hongcow Masters the Cyclic Shift
2054 Hongcow Learns the Cyclic Shift
2053 Hongcow Solves A Puzzle
2052 Compote
2051 Decoding
2050 Tram
2049 Music in Car
2048 Display Size
2047 Mammoth's Genome Decoding
2046 Servers
2045 Winter Is Coming
2044 Comments
2043 Igor and Interesting Numbers
2042 Santa Claus and a Place in a Class
2041 Santa Claus and Robot
2040 Santa Claus and a Palindrome
2039 Santa Claus and Tangerines
2038 Bachgold Problem
2037 Parallelogram is Back
2036 Voting
2035 Leaving Auction
2034 Room Leader
2033 Train
2032 Chessboard Billiard
2031 Hanger
2030 Shift It!
2029 New Year and Hurry
2028 New Year and North Pole
2027 New Year and Rating
2026 New Year and Fireworks
2025 New Year and Old Subsequence
2024 New Year and Binary Tree Paths
2023 New Year and Snowy Grid
2022 Santa Claus and Candies
2021 Ilya and tic-tac-toe game
2020 Vladik and chat
2019 Dasha and cyclic table
2018 PolandBall and Game
2017 PolandBall and Forest
2016 PolandBall and Gifts
2015 PolandBall and Many Other Balls
2014 Pavel and barbecue
2013 Travel Card
2012 Nikita and stack
2011 Bacterial Melee
2010 Byteland coins
2009 Long number
2008 Gotta Catch Em' All!
2007 Bash's Big Day
2006 Felicity is Coming!
2005 Felicity's Big Secret Revealed
2004 Bash Plays with Functions
2003 Team Rocket Rises Again
2002 Can Bash Save the Day?
2001 Holiday Of Equality
2000 Blown Garland
1999 Unfair Poll
1998 Ability To Convert
1997 Geometrical Progression
1996 Life Without Zeros
1995 Facetook Priority Wall
1994 Modified GCD
1993 Big Maximum Sum
1992 Ship's Shortest Path
1991 Petr and a calendar
1990 Frodo and pillows
1989 Dasha and Stairs
1988 Dasha and friends

在线比赛


© 2025 FAQs