编辑代码

#include <stdio.h>
int main () 
{
    float n,max；
    int i,k;
    max=0.0;
    k=0;
    for(i=1;i<=1000;i++)
    {
        printf("please input the weight of Sheep No.%d\n",i);
        scanf("%f",&n);
        if(max<n)
        {
            max=n;
            k=i;
        }
    }
    printf("the heaviest sheep is Sheep No.%d,and its weight is%.2f\n",k,max);
	return 0;
}