// Marty Stepp, CSE 142, Winter 2008, Section XYZ
// This program prints a square of numbers using nested loops.
// 
public class NestedLoops {
	public static void main(String[] args) {
		for (int line = 1; line <= 5; line++) {
		    for (int j = 1; j <= (-1 * line + 5); j++) {
		        System.out.print(".");
		    }
			 
		    System.out.print(line);
			 
			 for (int k = 1; k <= (line - 1); k++) {
			     System.out.print(".");
			 }
			 System.out.println();  // end the line
		}

	}
}