input segments
7/10 5/10 107/10 107/10
7/10 105/10 105/10 5/10
53/10 5/10 59/10 105/10

the output
Polyline number 1:
    (0.5:0.5)
    (5.5:5.5)
    (10.5:10.5)

Polyline number 2:
    (0.5:10.5)
    (5.5:5.5)
    (10.5:0.5)

Polyline number 3:
    (5.5:0.5)
    (5.5:5.5)
    (5.5:10.5)


testing sr
Polyline number 1:
    (0.5:0.5)
    (5.5:5.5)
    (10.5:10.5)

Polyline number 2:
    (0.5:10.5)
    (5.5:5.5)
    (10.5:0.5)

Polyline number 3:
    (5.5:0.5)
    (5.5:5.5)
    (5.5:10.5)

