实验一2

#include<stdio.h>
int product(int,int);
int main(void)    
{
    int x,y,s;
    scanf("%d %d",&x,&y);
    s=product(x,y);
    printf("the mul is:%d",s);
    return 0;
}
int product (int a,int b)
{
    int mul;
    mul=a*b;
    return mul;
}