> #include<stdio.h>
> int main()
> {
> float a;
> int max;
> int howfar(int max);
> return 0;
> }
> int howfar(int  max){
> 
> 	float s,a;
> while(1)
> { 
> 	scanf("%d\n",&a);
> 	if(a<=0.50){
> 		max=1;
> 		printf("%d card(s)\n",max );}
> 	else{
> 		for(int i=3,max=2;s<=a;i++)
> 		{          
> 			
> 			
> 			s=1/2;
> 			s=s+1/i;
> 			max++;
> 			printf("%d card(s)\n",max );
> 			if(a==0.00)
> 			break;
> 				}
> 			}
> }
> }
>