0		0		 0		0.000000
1              +1.000000	 1              1.000000
2		4		 2		4
			  :>:	 3		9
4	       16.00001	  :!:	 4	       16.000000
			  :>:	 5	       25
6	       36		 6	       36
			  :>:	 7             49
8              63.998	  :!:	 8             64
			  :>:	 9             81
10            100		10            100
12	      144.0	  :<:

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