OJ-Problems-Source/HDOJ/2201_autoAC.cpp
2016-08-22 00:09:53 +08:00

11 lines
155 B
C++

#include<stdio.h>
int main()
{
double n,m;
while(scanf("%lf %lf",&n,&m)!=EOF)
{
printf("%0.2f\n",(1.0/n));
}
return 0;
}