variable_arrays.c

/*

Demonstation of variable arrays.
Only works with compilers that support C99

*/

#include <stdio.h>

int main()
{
	int i, n;

	printf("How many numbers do you want to reverse? ");
	scanf("%d", &n);

	int a[n]; /* C99 Only */
	printf("Enter %d numbers: ", n);
	for(i = 0; i < n; i++)
		scanf("%d", &a[i]);

	printf("In reverse order:");
	for(i = n - 1; i >= 0; i--)
		printf(" %d", a[i]);
	printf("\n");

	return 0;
}