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请大家帮忙改一下, 为什么不停的运行呢?#include <stdio.h>
#include <math.h>
void main()
{
float a,sum;
int n,c;
while (a!=0.00)
{
scanf("%.2f",&a);
c=0;
sum=0;
for(n=2;n<67;n++)
{
if (sum<a)
sum+=1/n;
c=c+1;
if(sum>a)
break;
}
printf("%d\n card(s)",c);
}
}
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