getChecksum called with: 'foo'
ASCII value of 'f' is: 102
ASCII value of 'o' is: 111
ASCII value of 'o' is: 111
will return '324'

getChecksum called with: 'foo'
ASCII value of 'f' is: 102
ASCII value of 'o' is: 111
ASCII value of 'o' is: 111
will return '0'