Programming to read two numbers and display greater one

/* to read two nos and display greater one */
#include<stdio.h>
#include<stdlib.h>
int max(int,int);
int main()
{
    int a,b;
    printf("Enter two numbers: ");
    scanf("%d%d",&a,&b);
    printf("max=%d",max(a,b));
    system("pause");
    return 0;
}
int max(int a,int b)
{
    return (a>b?a:b);
}