Page 475 - computer science (868) class 11
P. 475

29                  }

                   30                  sum=pd+sd;

                   31              }
                   32              System.out.println("Sum of Diagonals:"+ sum);
                   33          }

                   34
                   35          //Main method

                   36          public static void main (String args[])
                   37          {

                   38              sumofdiagonals ob= new sumofdiagonals();
                   39              ob.printDiagonalSums();

                   40          }
                   41      }


                 The output of the preceding program is as follows:
                 enter the size of the matrix
                 3
                 enter the matrix elements
                 1
                 2
                 3
                 4
                 5
                 6
                 7
                 8
                 9
                 Sum of Diagonals:30

                                                            Variable Description
                   NAME         TYPE                                       DESCRIPTION

                  a[][]      int[][]      To store the array
                  i          int          Loop variable
                  j          int          Loop variable

                  sum        int          To store the sum of the diagonals
                  pd         int          Sum of principal array
                  sd         int          Sum of secondary diagonal
                  n          int          Size of the array







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                                                                                                   Internal Assessment  473
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