#include <iostream>

using namespace std;

int main () {

int rows, columns;

  cout << "Input rows: ";
  cin >> rows;
  cout << "\nInput columns: ";
  cin >> columns;

	int i=0;
	
	while (i !=rows) {

	cout << "\n";

		int j=0;
		
		while (j!=columns) {

			if ( j==0 || j==columns-1 || i == 0 || i ==rows-1) {

			cout << "*";

			} // first if

			
			else {

			cout << " ";

			} // else
			

		j++;
		} // second while
	i++;
	} // first while
	
cout << "\n";
return 0;
}