#include <stdio.h>

int main() {
    int a=0;
    int p=0;
    int k=0;
   while(scanf("%d",&a)!=EOF)
   {
    if(a<0)
    {
        p++;
    }

    if(a>0)
    {
       k++;
    }
   }
   printf("positive:%d\n",k);
   printf("negative:%d\n",p);
    return 0;
}

还是得明确具体初始化值不然会出现随机值