| 
          
         | 
        9472 | 
                
              P1958H
  Composite Spells
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9427 | 
                
              P1967E1
  Again Counting Arrays (Easy Version)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9426 | 
                
              P1967E2
  Again Counting Arrays (Hard Version)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9425 | 
                
              P1967F
  Next and Prev
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9420 | 
                
              P1969C
  Minimizing the Sum
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9418 | 
                
              P1969E
  Unique Array
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9453 | 
                
              P1970C3
  Game on Tree (Hard)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9449 | 
                
              P1970E1
  Trails (Easy)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9448 | 
                
              P1970E2
  Trails (Medium)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9447 | 
                
              P1970E3
  Trails (Hard)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9442 | 
                
              P1970G2
  Min-Fund Prison (Medium)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9441 | 
                
              P1970G3
  Min-Fund Prison (Hard)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9480 | 
                
              P1973F
  Maximum GCD Sum Queries
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9488 | 
                
              P1974E
  Money Buys Happiness
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9498 | 
                
              P1975D
  Paint the Tree
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9493 | 
                
              P1975I
  Mind Bloom
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9507 | 
                
              P1976F
  Remove Bridges
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9506 | 
                
              P1977A
  Little Nikita
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9504 | 
                
              P1977C
  Nikita and LCM
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9552 | 
                
              P1978E
  Computing Machine
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9513 | 
                
              P1981F
  Turtle and Paths on a Tree
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9568 | 
                
              P1982C
  Boring Day
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9567 | 
                
              P1982D
  Beauty of the mountains
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9566 | 
                
              P1982E
  Number of k-good subarrays
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9591 | 
                
              P1983C
  Have Your Cake and Eat It Too
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9589 | 
                
              P1983E
  I Love Balls
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9539 | 
                
              P1984C1
  Magnitude (Easy Version)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9538 | 
                
              P1984C2
  Magnitude (Hard Version)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9536 | 
                
              P1984E
  Shuffle
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9535 | 
                
              P1984F
  Reconstruction
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9533 | 
                
              P1984H
  Tower Capturing
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9560 | 
                
              P1986E
  Beautiful Array
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9583 | 
                
              P1987D
  World is Mine
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9582 | 
                
              P1987E
  Wonderful Tree!
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9581 | 
                
              P1987F1
  Interesting Problem (Easy Version)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9580 | 
                
              P1987F2
  Interesting Problem (Hard Version)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9579 | 
                
              P1987G1
  Spinning Round (Easy Version)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9578 | 
                
              P1987G2
  Spinning Round (Hard Version)
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9606 | 
                
              P1988A
  Split the Multiset
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9603 | 
                
              P1988D
  The Omnipotent Monster Killer
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9575 | 
                
              P1989B
  Substring and Subsequence
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9573 | 
                
              P1989D
  Smithing Skill
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9572 | 
                
              P1989E
  Distance to Different
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9618 | 
                
              P1990D
  Grid Puzzle
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9597 | 
                
              P1992D
  Test of Love
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9595 | 
                
              P1992F
  Valuable Cards
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9654 | 
                
              P1993D
  Med-imize
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9653 | 
                
              P1993E
  Xor-Grid Problem
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9612 | 
                
              P1994C
  Hungry Games
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9608 | 
                
              P1994G
  Minecraft
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9624 | 
                
              P1995D
  Cases
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9629 | 
                
              P1996G
  Penacony
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9647 | 
                
              P1997D
  Maximize the Root
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9645 | 
                
              P1997F
  Chips on a Line
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        9661 | 
                
              P1999E
  Triple Operations
         | 
        0 / 0 | 
        (无) |