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Output

  1  import java.util.Scanner;
  2  
  3  public class PassTwoDimensionalArray {
  4    public static void main(String[] args) {
  5      int[][] m = getArray(); // Get an array
  6  
  7      // Display sum of elements
  8      System.out.println("\nSum of all elements is " + sum(m));
  9    }
 10    
 11    public static int[][] getArray() {
 12      // Create a Scanner
 13      Scanner input = new Scanner(System.in);
 14      
 15      // Enter array values
 16      int[][] m = new int[3][4];
 17      System.out.println("Enter " + m.length + " rows and "
 18        + m[0].length + " columns: ");
 19      for (int i = 0; i < m.length; i++)
 20        for (int j = 0; j < m[i].length; j++)
 21          m[i][j] = input.nextInt();
 22  
 23      return m;
 24    }
 25  
 26    public static int sum(int[][] m) {
 27      int total = 0;
 28      for (int row = 0; row < m.length; row++) {
 29        for (int column = 0; column < m[row].length; column++) {
 30          total += m[row][column];
 31        }
 32      }
 33  
 34      return total;
 35    }
 36  }