Q:

Your task is to develop a small part of spreadsheet software

hamza
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2022-05-18
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Your task is to develop a small part of spreadsheet software.
Write a PHP program which adds up columns and rows of given table as shown in the following figure:

Pictorial Presentation:

Php programming,
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hamza
2022-05-18
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 $m) {
            $m = (int)$m;
            $arr[$i][$j] = $m;
            $arr[$i][$n] += $m;
            $arr[$n][$j] += $m;
        }
    }
    $arr[$n][$n] = array_sum($arr[$n]);
    echo "The table with sum of rows and columns:\n";
 
    for ($i = 0; $i <= $n; $i++) {
        for ($j = 0; $j <= $n; $j++) {
            printf('%5d', $arr[$i][$j]);
        }
        echo PHP_EOL;
    }
}
?>

Sample Input:
4
25 69 51 26
68 35 29 54
54 57 45 63
61 68 47 59
0

Sample Output:

The table with sum of rows and columns:
   25   69   51   26  171
   68   35   29   54  186
   54   57   45   63  219
   61   68   47   59  235
  208  229  172  202  811

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