public class Ex04PrintSquare {

	public static void main(String[] args) {
		ps1(5);
		ps2(5);
		ps3(5);
		ps4(5);
		ps5(3,7);
	}
	
	public static void ps1(int nLines) {
		for (int row = 0; row < nLines; row++) {
			for (int col = 0; col < nLines; col++) {
				int n = row;
				System.out.printf("%3d", n);
			}
			System.out.println();
		}
		System.out.println();
	}

	public static void ps2(int nLines) {
		for (int row = 0; row < nLines; row++) {
			for (int col = 0; col < nLines; col++) {
				int n = col;
				System.out.printf("%3d", n);
			}
			System.out.println();
		}
		System.out.println();
	}

	public static void ps3(int nLines) {
		for (int row = 0; row < nLines; row++) {
			for (int col = 0; col < nLines; col++) {
				int n = row + col;
				System.out.printf("%3d", n);
			}
			System.out.println();
		}
		System.out.println();
	}

	public static void ps4(int nLines) {
		for (int row = 0; row < nLines; row++) {
			for (int col = 0; col < nLines; col++) {
				int n = (row + col) % nLines;
				System.out.printf("%3d", n);
			}
			System.out.println();
		}
		System.out.println();
	}

	public static void ps5(int start, int end) {
		int nLines = end - start + 1;
		for (int row = 0; row < nLines; row++) {
			for (int col = 0; col < nLines; col++) {
				int n = (row + col) % nLines;
				n += start;
				System.out.printf("%3d", n);
			}
			System.out.println();
		}
		System.out.println();
	}

}