                              :>: 3              9
4              16.00001       :!: 4             16.000000000000
                              :>: 5             25       
                              :>: 7             49
8              63.998         :!: 8             64
                              :>: 9             81
12            144.0           :<:

+++  File "file2" differs from file "file1"
