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兄弟,帮个忙吧,为什么输入0以后还显示运算结果呢?

Posted by 211211 at 2003-11-21 15:13:09 on Problem 1003
#include<stdio.h>
#include<math.h>
void main(){
	int  i;
	float a ; 
     while (a!=0.00) {
       	   scanf ("%f",&a);
	int    m=0;
	float  sum=0;
	for    (i=2;i<276;i++){
   	if    (sum<a) 
		   sum+=float(1./i);
	       m+=1;
	if     (sum>=a) break;
	}
	printf("%d\n",m);
	}
	
}

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