| 
          
         | 
        3944 | 
                
              P1151C
  Problem for Nazar
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3939 | 
                
              P1152B
  Neko Performs Cat Furrier Transform
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3936 | 
                
              P1152E
  Neko and Flashback
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        3932 | 
                
              P1153B
  Serval and Toy Bricks
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3903 | 
                
              P1157D
  N Problems During K Days
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3901 | 
                
              P1157F
  Maximum Balanced Circle
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        3900 | 
                
              P1157G
  Inverse of Rows and Columns
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        3899 | 
                
              P1158A
  The Party and Sweets
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3898 | 
                
              P1158B
  The minimal unique substring
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        3897 | 
                
              P1158C
  Permutation recovery
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        3896 | 
                
              P1158D
  Winding polygonal line
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3882 | 
                
              P1163E
  Magical Permutation
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        3872 | 
                
              P1166B
  All the Vowels Please
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        3869 | 
                
              P1166E
  The LCMs Must be Large
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        3864 | 
                
              P1167D
  Bicolored RBS
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3856 | 
                
              P1168E
  Xor Permutations
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3846 | 
                
              P1170H
  Longest Saw
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        3840 | 
                
              P1172D
  Nauuo and Portals
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3836 | 
                
              P1173B
  Nauuo and Chess
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        3835 | 
                
              P1174A
  Ehab Fails to Be Thanos
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        3833 | 
                
              P1174C
  Ehab and a Special Coloring Problem
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3832 | 
                
              P1174D
  Ehab and the Expected XOR Problem
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3830 | 
                
              P1174F
  Ehab and the Big Finale
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        3811 | 
                
              P1178D
  Prime Graph
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3810 | 
                
              P1178E
  Archaeology
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3804 | 
                
              P1179B
  Tolik and His Uncle
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3789 | 
                
              P1182D
  Complete Mirror
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        3753 | 
                
              P1186D
  Vus the Cossack and Numbers
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3748 | 
                
              P1187C
  Vasya And Array
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3742 | 
                
              P1188A2
  Add on a Tree: Revolution
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        3721 | 
                
              P1193C
  Scissors and Tape
         | 
        0 / 0 | 
        (无) | 
      
      
        | 
          
         | 
        3706 | 
                
              P1196A
  Three Piles of Candies
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        3705 | 
                
              P1196B
  Odd Sum Segments
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3701 | 
                
              P1196E
  Connected Component on a Chessboard
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3700 | 
                
              P1196F
  K-th Path
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        3691 | 
                
              P1198C
  Matching vs Independent Set
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        3670 | 
                
              P1202D
  Print a 1337-string...
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3653 | 
                
              P1205A
  Almost Equal
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3650 | 
                
              P1205D
  Almost All
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3648 | 
                
              P1205F
  Beauty of a Permutation
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3644 | 
                
              P1207B
  Square Filling
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3636 | 
                
              P1208C
  Magic Grid
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3628 | 
                
              P1209C
  Paint the Digits
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3598 | 
                
              P1213E
  Two Small Strings
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3591 | 
                
              P1214E
  Petya and Construction Set
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        3588 | 
                
              P1214H
  Tiles Placement
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3585 | 
                
              P1215C
  Swap Letters
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3571 | 
                
              P1217D
  Coloring Edges
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        3562 | 
                
              P1218G
  Alpha planetary system
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3549 | 
                
              P1221B
  Knights
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        3530 | 
                
              P1225F
  Tree Factory
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        3529 | 
                
              P1225G
  To Make 1
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3527 | 
                
              P1227B
  Box
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3526 | 
                
              P1227C
  Messy
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3520 | 
                
              P1227G
  Not Same
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3516 | 
                
              P1228D
  Complete Tripartite
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3514 | 
                
              P1228F
  One Node is Gone
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        3510 | 
                
              P1231E
  Middle-Out
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        3500 | 
                
              P1236C
  Labs
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3494 | 
                
              P1237C1
  Balanced Removals (Easier)
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3493 | 
                
              P1237C2
  Balanced Removals (Harder)
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3488 | 
                
              P1237H
  Balanced Reversals
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3473 | 
                
              P1242A
  Tile Painting
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3469 | 
                
              P1242E
  Planar Perimeter
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3462 | 
                
              P1244D
  Paint the Tree
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3461 | 
                
              P1244E
  Minimizing Difference
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        3460 | 
                
              P1244F
  Chips
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        3459 | 
                
              P1244G
  Running in Pairs
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        3457 | 
                
              P1245B
  Restricted RPS
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3438 | 
                
              P1250B
  The Feast and the Bus
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3427 | 
                
              P1250M
  SmartGarden
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        3403 | 
                
              P1253D
  Harmonious Graph
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3400 | 
                
              P1254A
  Feeding Chicken
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3399 | 
                
              P1254B1
  Send Boxes to Alice (Easy Version)
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3398 | 
                
              P1254B2
  Send Boxes to Alice (Hard Version)
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        3397 | 
                
              P1254C
  Point Ordering
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        3392 | 
                
              P1255C
  League of Leesins
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3386 | 
                
              P1256F
  Equalizing Two Strings
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        3364 | 
                
              P1264B
  Beautiful Sequence
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3360 | 
                
              P1264E
  Beautiful League
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3359 | 
                
              P1264F
  Beautiful Fibonacci Problem
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3358 | 
                
              P1265A
  Beautiful String
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        3354 | 
                
              P1266B
  Dice Tower
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        3353 | 
                
              P1266C
  Diverse Matrix
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3352 | 
                
              P1266D
  Decreasing Debts
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        3344 | 
                
              P1267D
  DevOps Best Practices
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3340 | 
                
              P1267H
  Help BerLine
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3339 | 
                
              P1267I
  Intriguing Selection
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3336 | 
                
              P1267L
  Lexicography
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3335 | 
                
              P1268A
  Long Beautiful Integer
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3327 | 
                
              P1270B
  Interesting Subarray
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3326 | 
                
              P1270C
  Make Good
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3325 | 
                
              P1270D
  Strange Device
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3324 | 
                
              P1270E
  Divide Points
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        3322 | 
                
              P1270G
  Subset with Zero Sum
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3320 | 
                
              P1270I
  Xor on Figures
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3312 | 
                
              P1272B
  Snow Walking Robot
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3305 | 
                
              P1276C
  Beautiful Rectangle
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        3303 | 
                
              P1276E
  Four Stones
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3294 | 
                
              P1278E
  Tests for problem D
         | 
        0 / 0 | 
        8 |