poj1003[url]http://poj.org/problem?id=1003[/url]
super water~
super water~
#include <iostream>
using namespace std;
void waterit(double a)
{
int i=0;
double s=0.0;
while(s<a)
{
s=s+1.0/((double)i+2.0);
i++;
}
cout<<i<<" card(s)"<<endl;
}
int main()
{
double a;
while(1)
{
cin>>a;
if(a<0.0001)
break;
waterit(a);
}
return 0;
}