| 
          
         | 
        8946 | 
                
              P6E
  Exposition
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        8907 | 
                
              P14D
  Two Paths
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        8869 | 
                
              P22E
  Scheme
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        8855 | 
                
              P25D
  Roads not only in Berland
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        8835 | 
                
              P29D
  Ant on the Tree
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        8796 | 
                
              P37C
  Old Berland Language
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        8760 | 
                
              P42E
  Baldman and the military
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        8716 | 
                
              P48G
  Galaxy Union
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        8699 | 
                
              P51F
  Caterpillar
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        8652 | 
                
              P61D
  Eternal Victory
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        8651 | 
                
              P61E
  Enemy is weak
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        8602 | 
                
              P70E
  Information Reform
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        8573 | 
                
              P75D
  Big Maximum Sum
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        8571 | 
                
              P76A
  Gift
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        8563 | 
                
              P77C
  Beavermuncher-0xFF
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        8544 | 
                
              P81E
  Pairs
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        8529 | 
                
              P85C
  Petya and Tree
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        8524 | 
                
              P86C
  Genetic engineering
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        8518 | 
                
              P87D
  Beautiful Road
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        8482 | 
                
              P97E
  Leaders
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        8480 | 
                
              P98B
  Help King
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        8461 | 
                
              P101D
  Castle
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        8432 | 
                
              P109C
  Lucky Tree
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        8413 | 
                
              P115A
  Party
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        8402 | 
                
              P117E
  Tree or not Tree
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        8386 | 
                
              P120F
  Spiders
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        8370 | 
                
              P123E
  Maze
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        8257 | 
                
              P150E
  Freezing with Style
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        8250 | 
                
              P152E
  Garden
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        8212 | 
                
              P161D
  Distance in Tree
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        8196 | 
                
              P163E
  e-Government
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        8187 | 
                
              P165D
  Beard Graph
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        8140 | 
                
              P176E
  Archaeology
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        8060 | 
                
              P191C
  Fools and Roads
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        8058 | 
                
              P191E
  Thwarting Demonstrations
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        8055 | 
                
              P193A
  Cutting Figure
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        8041 | 
                
              P196C
  Paint Tree
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        7982 | 
                
              P208E
  Blood Cousins
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7974 | 
                
              P212E
  IT Restaurants
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        7952 | 
                
              P217E
  Alien DNA
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7946 | 
                
              P219D
  Choosing Capital for Treeland
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        7916 | 
                
              P226E
  Noble Knight's Path
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7897 | 
                
              P231E
  Cactus
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7871 | 
                
              P237D
  T-decomposition
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7867 | 
                
              P238C
  World Eater Brothers
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7812 | 
                
              P251E
  Tree and Table
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7783 | 
                
              P258E
  Little Elephant and Tree
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        7777 | 
                
              P260D
  Black and White Tree
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7723 | 
                
              P274B
  Zero Tree
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        7713 | 
                
              P276E
  Little Girl and Problem on Trees
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7708 | 
                
              P277E
  Binary Tree on Plane
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        7698 | 
                
              P280C
  Game on Tree
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        7689 | 
                
              P282E
  Sausage Maximization
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        7666 | 
                
              P288D
  Polo the Penguin and Trees
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        7660 | 
                
              P290C
  WTF?
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        7642 | 
                
              P293E
  Close Vertices
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7637 | 
                
              P294E
  Shaass the Great
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        7548 | 
                
              P317C
  Balance
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        7534 | 
                
              P321C
  Ciel the Commander
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7498 | 
                
              P331D3
  Escaping on Beaveractor
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7469 | 
                
              P337D
  Book of Evil
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7468 | 
                
              P337E
  Divisor Tree
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        7462 | 
                
              P339D
  Xenia and Bit Operations
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        7449 | 
                
              P342E
  Xenia and Tree
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        7445 | 
                
              P343D
  Water Tree
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7444 | 
                
              P343E
  Pumping Stations
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7426 | 
                
              P348B
  Apple Tree
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7423 | 
                
              P348E
  Pilgrims
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7328 | 
                
              P369C
  Valera and Elections
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        7317 | 
                
              P371D
  Vessels
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        7312 | 
                
              P372D
  Choosing Subtree is Fun
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7305 | 
                
              P374D
  Inna and Sequence
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7300 | 
                
              P375D
  Tree and Queries
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        7284 | 
                
              P379F
  New Year Tree
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        7272 | 
                
              P382D
  Ksenia and Pawns
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        7268 | 
                
              P383C
  Propagating tree
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        7211 | 
                
              P396C
  On Changing Tree
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        7183 | 
                
              P403E
  Two Rooted Trees
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7172 | 
                
              P406D
  Hill Climbing
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        7138 | 
                
              P414D
  Mashmokh and Water Tanks
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        7124 | 
                
              P418D
  Big Problems for Organizers
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7098 | 
                
              P429A
  Xor-tree
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        7096 | 
                
              P429C
  Guess the Tree
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        7089 | 
                
              P431C
  k-Tree
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        7075 | 
                
              P434E
  Furukawa Nagisa's Tree
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7067 | 
                
              P436C
  Dungeons and Candies
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        7048 | 
                
              P440D
  Berland Federalization
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        7039 | 
                
              P442D
  Adam and Tree
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7031 | 
                
              P444E
  DZY Loves Planting
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        7003 | 
                
              P452B
  4-point polyline
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        6990 | 
                
              P455B
  A Lot of Games
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        6989 | 
                
              P455C
  Civilization
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        6979 | 
                
              P457F
  An easy problem about trees
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        6967 | 
                
              P461B
  Appleman and Tree
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        6957 | 
                
              P463E
  Caisa and Tree
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        6945 | 
                
              P466E
  Information Graph
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        6916 | 
                
              P472D
  Design Tutorial: Inverse the Problem
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        6908 | 
                
              P474E
  Pillars
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        6880 | 
                
              P482B
  Interesting Array
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        6878 | 
                
              P482D
  Random Function and Tree
         | 
        0 / 0 | 
        10 |