May 2024
Intermediate to advanced
889 pages
37h 5m
English
Content preview from Java Programming by Pearson
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130 • Java Programming
Explanation: The diagonal element of a 2-D array can be calculated only if the number of rows and
columns is same. That type of matrix is called square matrix. Diagonal elements of a matrix are those
elements where rows and columns are same, i.e., row 0 col 0, row 1 col 1, etc. To fi nd the sum of diagonal
elements, it is checked if the row is equal to the column and if found equal, their sum is taken into account.
Look at the given matrix.
2 35
6 8 9
12 7 4
Sum 2 8 4 14
In this case, the sum of diagonal elements (shown is bold) is 14.
Scanner sc = new Scanner(System.in);
System.out.println("\n\nEnter the ...
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