@arr1 = (
          '9,18246152003019',
          '7,18246152003019',
          '6,9898164420878',
          '6,70441422322555',
          '12,9959266915162',
          '6,22163211731087'
        );
@arr2 = (
          '9,18246152003019',
          0,
          '6,9898164420878',
          '6,70441422322555',
          '12,9959266915162',
          0
        );
[9,18246152003019; 7,18246152003019; 6,9898164420878; 6,70441422322555; 12,9959266915162; 6,22163211731087]
[9,18246152003019; 0; 6,9898164420878; 6,70441422322555; 12,9959266915162; 0]