987654321.765400
  987654321.7654
987654321
    987654321
  123456789.1234
    123456789.1234
123456789
  123456789
    123456789
  -123456789
-987654321
    -987654321
  -987654321.2345
    -987654321.9876
-1234567890
    -1234567890