/*
 * Example of arrays argument
 */ 

#include <stdio.h> 
#define N 5

void max_min(int a[], int n, int *max, int *min); 

int
main(void)
{
    int x[N], i, big, small; 

    printf("Enter %d numbers: ", N); 
    for (i=0; i < N; i++)
        scanf("%d", &x[i]); 

    max_min(x, N, &big, &small); 

    printf("Largest:  %d\n",big); 
    printf("Smallest: %d\n",small); 

    return 0; 
} 

void max_min(int a[], int n, int *max, int *min)
{
    int i; 
    *max = *min = a[0];

    for (i=1; i < n; i++){
        if (a[i] > *max)
           *max = a[i];
        else if (a[i] < *min)
           *min = a[i]; 
    } 
}