C:\test>junk87
1 0 30 20 50
 overlaps
5 20 75 40 80

2 10 30 70 90
 overlaps
5 20 75 40 80

3 70 80 40 50
 overlaps
4 40 70 20 50

3 70 80 40 50
 overlaps
5 20 75 40 80

4 40 70 20 50
 overlaps
5 20 75 40 80