129.找出一位数组中最大值

#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<stdlib.h>
void fun(int a[], int n, int *max, int *d)
{
int i;
*max = a[0],*d=0;
for (i = 0;i < n;i++)
if (*max < a[i])
{
*max = a[i];
*d = i;
}
}
int main()
{
int i, x[20], max, index, n = 10;
for (i = 0;i < n;i++)
{
x[i] = rand() % 50;
printf("%4d", x[i]);
}
printf("\n");
fun(x, n, &max, &index);
printf("Max=%5d, Index=%d\n", max, index);
getchar();
return 0;
}