C Program to print Hollow Rectangle in a star pattern

Program

/* Hollow Rectangle */
#include <stdio.h>
void main()
{
	int i, j, m, n;
	printf("Enter number of rows:\t");
	scanf("%d", &m);
	printf("Enter number of columns:\t");
	scanf("%d", &n);
	for(i = 1; i <= m; i++)
	{
		for(j = 1; j <= n; j++)
		{
			if(i == 1 || i == m || j == 1 || j == n)
				printf("*");
			else
				printf(" ");
		}
		printf("\n");
	}
}

Output

Enter number of rows:	5
Enter number of columns:	9
*********
*       *
*       *
*       *
*********