import java.util.Arrays;

public class Main {
	// ForExercises
	
	public static void main (String[] args) {
		int[][] array = {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}, {10, 11, 12}};
		
			System.out.println(Arrays.toString(array[0]));
			System.out.println(Arrays.toString(array[1]));
			System.out.println(Arrays.toString(array[2]));
			System.out.println(Arrays.toString(array[3]));
			
			int sum = 0;
			int length = array[0].length;
			int height = array.length;
			System.out.println(length);
			System.out.println(height);
			
			
			for (int i = 0; i < length; i++) {
				for (int j = 0; j < height; j++) {
					sum = sum + array[j][i];
				}
			}
			
			System.out.println("Sum = " + sum);
	}
}