#D9122. Tampopo Machine
Tampopo Machine
Tampopo Machine
Example
Input
1 1 1 1 1
Output
0.000000000000
inputFormat
Input
1 1 1 1 1
outputFormat
Output
0.000000000000
样例
1 1 1 1 10.000000000000
Example
Input
1 1 1 1 1
Output
0.000000000000
Input
1 1 1 1 1
Output
0.000000000000
1 1 1 1 10.000000000000