| 
          
         | 
        3118 | 
                
              3118
  [USACO16OPEN] 248 G
         | 
        1 / 2 | 
        10 | 
      
      
        | 
          
         | 
        4815 | 
                
              P3121
  [USACO15FEB] Censoring G
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        4577 | 
                
              P3128
  [USACO15DEC] Max Flow P
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        4973 | 
                
              P3605
  [USACO17JAN] Promotion Counting P
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        5096 | 
                
              P4183
  [USACO18JAN] Cow at Large P
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        4959 | 
                
              P4185
  [USACO18JAN] MooTube G
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        5111 | 
                
              P4377
  [USACO18OPEN] Talent Show G
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        4784 | 
                
              P4544
  [USACO10NOV] Buying Feed G
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        4715 | 
                
              4715
  [USACO17JAN] Secret Cow Code S
         | 
        2 / 4 | 
        10 | 
      
      
        | 
          
         | 
        4716 | 
                
              4716
  [USACO1.3] 混合牛奶 Mixing Milk
         | 
        15 / 28 | 
        5 | 
      
      
        | 
          
         | 
        4729 | 
                
              4729
  [USACO16JAN]Subsequences Summing to Sevens S
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        4732 | 
                
              4732
  [USACO1.5] 八皇后 Checker Challenge
         | 
        6 / 16 | 
        8 | 
      
      
        | 
          
         | 
        4733 | 
                
              4733
  [USACO05DEC]Scales S
         | 
        1 / 8 | 
        10 | 
      
      
        | 
          
         | 
        4748 | 
                
              4748
  [USACO1.5] [IOI1994] 数字三角形 Number Triangles
         | 
        19 / 29 | 
        3 | 
      
      
        | 
          
         | 
        4765 | 
                
              4765
  [USACO12FEB] Nearby Cows G
         | 
        2 / 3 | 
        10 | 
      
      
        | 
          
         | 
        4804 | 
                
              P4824
  [USACO15FEB] Censoring S
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        4961 | 
                
              4961
  [NOIP2004 提高组] 合并果子 / [USACO06NOV] Fence Repair G
         | 
        2 / 3 | 
        10 | 
      
      
        | 
          
         | 
        4963 | 
                
              4963
  [USACO12FEB] Cow Coupons G
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        5064 | 
                
              5064
  [USACO11NOV] Cow Steeplechase G
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        5076 | 
                
              5076
  [USACO4.4] 追查坏牛奶Pollutant Control
         | 
        0 / 0 | 
        (无) |