Computer Programming Contest Preparation

    1 The nicest part of route 1 is between stops 2 and 3
    2 The nicest part of route 2 is between stops 3 and 9
    3 Route 3 has no nice parts
    4 The nicest part of route 4 is between stops 5 and 9
    5 The nicest part of route 5 is between stops 5 and 7
    6 The nicest part of route 6 is between stops 1 and 6
    7 The nicest part of route 7 is between stops 3 and 5
    8 The nicest part of route 8 is between stops 1 and 6
    9 The nicest part of route 9 is between stops 3 and 9
   10 The nicest part of route 10 is between stops 3 and 10
   11 The nicest part of route 11 is between stops 2 and 5
   12 The nicest part of route 12 is between stops 1 and 6
   13 The nicest part of route 13 is between stops 1 and 10
   14 The nicest part of route 14 is between stops 1 and 12
   15 The nicest part of route 15 is between stops 1 and 4