编辑代码

#include <stdio.h>
#define num 10
struct point
{
    float x;
    float y;
}p[num], cent;
struct point fun(struct point s[], int n);
int main () 
{
    int i;
    for(i = 0; i < num ; i ++)
    {
        printf("请输入第%d个点的坐标\n",i + 1);
        scanf("%f%f",&p[i].x, &p[i].y);
    }
    cent = fun(p, num);
    printf("重心坐标为：（%f，%f）",cent.x, cent.y);

    return 0;
}
struct point fun(struct point s[],int n)
{
    struct point temp = {0,0};
    for(int i = 0; i < n; i ++)
    {
        temp.x += s[i].x;
        temp.y += s[i].y;
    }
    temp.x = temp.x / n;
    temp.y = temp.y / n;

    return temp;
}