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Re:怎么还是不能停止,请再麻烦依次

Posted by bobpkuhj at 2004-12-01 10:08:05 on Problem 1003
In Reply To:怎么还是不能停止,请再麻烦依次 Posted by:piaofushi919 at 2004-12-01 09:19:04
> #include <stdio.h>
> #include <math.h>
> void main(){
> 	float a,sum;
>     int n,c;
                            <-- 先赋初值,比如a=1.0;
> 	while (a!=0.00){	 <-- 这里最好采用浮点比较 fabs(a)>1e-7
> 		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 card(s)\n",c);
> 	}
> }
> 
> 有一个 WARNING

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