Computer Programming Contest Preparation

    1 7
    2 
    3 1 2 10 I
    4 3 1 11 C
    5 1 2 19 R
    6 1 2 21 C
    7 1 1 25 C
    8 
    9 1 2 10 I
   10 3 1 11 C
   11 1 2 19 R
   12 1 2 21 C
   13 1 1 25 C
   14 2 2 10 I
   15 2 2 20 C
   16 2 1 25 C
   17 
   18 1 1 10 C
   19 
   20 100 9 99 I
   21 
   22 100 9 20 I
   23 100 9 99 C
   24 100 9 99 I
   25 
   26 21 2 20 I
   27 
   28 21 2 20 R
   29 22 2 20 U
   30 23 2 20 E
   31 24 2 999 C
   32 
   33