| 
          
         | 
        4651 | 
                
              P1004B
  Sonya and Exhibition
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4650 | 
                
              P1004C
  Sonya and Robots
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4649 | 
                
              P1004D
  Sonya and Matrix
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        4623 | 
                
              P1009D
  Relatively Prime Graph
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4610 | 
                
              P1012B
  Chemical table
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        4608 | 
                
              P1012D
  AB-Strings
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4600 | 
                
              P1015D
  Walking Between Houses
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4593 | 
                
              P1016D
  Vasya And The Matrix
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        4587 | 
                
              P1017C
  The Phone Number
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4579 | 
                
              P1019C
  Sergey's problem
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4571 | 
                
              P1023D
  Array Restoration
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4570 | 
                
              P1023E
  Down or Right
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        4565 | 
                
              P1025C
  Plasticine zebra
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4563 | 
                
              P1025E
  Colored Cubes
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4561 | 
                
              P1025G
  Company Acquisitions
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4552 | 
                
              P1028B
  Unnatural Conditions
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4549 | 
                
              P1028E
  Restore Array
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        4528 | 
                
              P1031E
  Triple Flips
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4524 | 
                
              P1032C
  Playing Piano
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4515 | 
                
              P1033E
  Hidden Bipartite Graph
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4511 | 
                
              P1034B
  Little C Loves 3 II
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        4500 | 
                
              P1037A
  Packets
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4491 | 
                
              P1038B
  Non-Coprime Partition
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        4486 | 
                
              P1039A
  Timetable
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        4475 | 
                
              P1041E
  Tree Reconstruction
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        4471 | 
                
              P1042C
  Array Product
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4465 | 
                
              P1043C
  Smallest Word
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4463 | 
                
              P1043E
  Train Hard, Win Easy
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        4450 | 
                
              P1045E
  Ancient civilizations
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4432 | 
                
              P1053E
  Euler tour
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4429 | 
                
              P1054C
  Candies Distribution
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4427 | 
                
              P1054E
  Chips Puzzle
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        4425 | 
                
              P1054G
  New Road Network
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4413 | 
                
              P1056D
  Decorate Apple Tree
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4403 | 
                
              P1059C
  Sequence Transformation
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4393 | 
                
              P1060H
  Sophisticated Device
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4380 | 
                
              P1063A
  Oh Those Palindromes
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4378 | 
                
              P1063C
  Dwarves, Hats and Extrasensory Abilities
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        4376 | 
                
              P1063E
  Lasers and Mirrors
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4371 | 
                
              P1065B
  Vasya and Isolated Vertices
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4357 | 
                
              P1067C
  Knights
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4352 | 
                
              P1068C
  Colored Rooks
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4340 | 
                
              P1070L
  Odd Federalization
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4339 | 
                
              P1070M
  Algoland and Berland
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4314 | 
                
              P1078E
  Negative Time Summation
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4310 | 
                
              P1080D
  Olya and magical square
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        4307 | 
                
              P1081A
  Definite Game
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        4306 | 
                
              P1081B
  Farewell Party
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4303 | 
                
              P1081E
  Missing Numbers
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        4302 | 
                
              P1081F
  Tricky Interactor
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4296 | 
                
              P1082D
  Maximum Diameter Graph
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        4280 | 
                
              P1085D
  Minimum Diameter Tree
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4275 | 
                
              P1088A
  Ehab and another construction problem
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        4273 | 
                
              P1088C
  Ehab and a 2-operation task
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4272 | 
                
              P1088D
  Ehab and another another xor problem
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        4254 | 
                
              P1090C
  New Year Presents
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        4253 | 
                
              P1090D
  Similar Arrays
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        4242 | 
                
              P1091B
  New Year and the Treasure Geolocation
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4238 | 
                
              P1091F
  New Year and the Mallard Expedition
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4230 | 
                
              P1092E
  Minimal Diameter Forest
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        4227 | 
                
              P1093B
  Letters Rearranging
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        4204 | 
                
              P1097E
  Egor and an RPG game
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4200 | 
                
              P1098A
  Sum in the tree
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4199 | 
                
              P1098B
  Nice table
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        4198 | 
                
              P1098C
  Construct a tree
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        4193 | 
                
              P1099B
  Squares and Segments
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        4192 | 
                
              P1099C
  Postcard
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4187 | 
                
              P1100D
  Dasha and Chess
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        4171 | 
                
              P1103A
  Grid game
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4170 | 
                
              P1103B
  Game with modulo
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        4169 | 
                
              P1103C
  Johnny Solving
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4166 | 
                
              P1104A
  Splitting into digits
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        4147 | 
                
              P1107G
  Vasya and Maximum Profit
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        4143 | 
                
              P1108D
  Diverse Garland
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        4138 | 
                
              P1109B
  Sasha and One More Name
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        4131 | 
                
              P1110C
  Meaningless Operations
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4129 | 
                
              P1110E
  Magic Stones
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        4127 | 
                
              P1110G
  Tree-Tac-Toe
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4117 | 
                
              P1114B
  Yet Another Array Partitioning Task
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4089 | 
                
              P1117E
  Decypher the String
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        4084 | 
                
              P1118C
  Palindromic Matrix
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4081 | 
                
              P1118E
  Yet Another Ball Problem
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4076 | 
                
              P1119C
  Ramesses and Corner Inversion
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4072 | 
                
              P1119G
  Get Ready for the Battle
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4069 | 
                
              P1120B
  Once in a casino
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        4059 | 
                
              P1129B
  Wrong Answer
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        4047 | 
                
              P1131F
  Asya And Kittens
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4032 | 
                
              P1133F2
  Spanning Tree with One Fixed Degree
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        4030 | 
                
              P1136B
  Nastya Is Playing Computer Games
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        4029 | 
                
              P1136C
  Nastya Is Transposing Matrices
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        4023 | 
                
              P1137D
  Cooperative Game
         | 
        0 / 0 | 
        9 | 
      
      
        | 
          
         | 
        3998 | 
                
              P1141G
  Privatization of Roads in Treeland
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        3987 | 
                
              P1144C
  Two Shuffled Sequences
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        3986 | 
                
              P1144D
  Equalize Them All
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3959 | 
                
              P1148C
  Crazy Diamond
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        3957 | 
                
              P1148E
  Earth Wind and Fire
         | 
        0 / 0 | 
        8 | 
      
      
        | 
          
         | 
        3956 | 
                
              P1148F
  Foo Fighters
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3955 | 
                
              P1148G
  Gold Experience
         | 
        0 / 0 | 
        10 | 
      
      
        | 
          
         | 
        3953 | 
                
              P1149A
  Prefix Sum Primes
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        3945 | 
                
              P1151B
  Dima and a Bad XOR
         | 
        0 / 0 | 
        5 |