2
1.0
1.0
0.00000000 0.00000000
0.12500000 0.04000000
0.25000000 0.14000000
0.37500000 0.32000000
0.50000000 0.58000000
0.62500000 0.79000000
0.75000000 0.93000000
0.87500000 0.98000000
1.00000000 1.00000000
END
