Computer Programming Contest Preparation

ToolBox - Source for: 109/10926/u2.in



/home/toolbox/public_html/solutions/109/10926/u2.in 
    1 8
    2 1 2
    3 1 3
    4 1 4
    5 0
    6 2 6 7
    7 1 8
    8 1 8
    9 0
   10 0
   11