$\snippet{name: op_column_rows, args: ['5648', '+2794', '7835'], solution: ''}$;
$\snippet{name: op_column_rows, args: ['37829', '+62307', '20591'], solution: ''}$;
$\snippet{name: op_column_rows, args: ['135508', '+48324', '34085'], solution: ''}$;
$\snippet{name: op_column_rows, args: ['6078', '+8932', '7509'], solution: ''}$.

$\snippet{name: op_column_rows, args: ['5648', '+2794', '7835'], solution: '16277'}$;
$\snippet{name: op_column_rows, args: ['37829', '+62307', '20591'], solution: '120727'}$;
$\snippet{name: op_column_rows, args: ['135508', '+48324', '34085'], solution: '217917'}$;
$\snippet{name: op_column_rows, args: ['6078', '+8932', '7509'], solution: '22519'}$.