0		0		 0		0.00000000
1              +1.00000000	 1              1.00000000
2		4		 2		4
			   :>:	 3		9
4	       16.00001	   :!:	 4	       16.00000000
			   :>:	 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"
