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The code at line 84 uses an index that is past the end of the array. Check why the index is too big.
Remember array indexes range from 0 to the array length-1

Check that the array indexes are...

The row totals would go in a column at the end of each row
The column totals would go in a row following the last row of details.

Try adding some control characters in the Strings that are being printed.
Add a "\n" where you want the following String to be on the next line
Add a "\t" where you want the following String to be...

I was asking for the program's output and a corrected version of that output.
Can you post an example of what you are trying to do
and a sample of the program's current output.
Wrap the post in...

Can you post an example of what you are trying to do
and a sample of the program's current output.
Wrap the post in code tags to preserve the spacing.