#
#
# Note: In Python 2
#	- print(..., end='') is wrong. print does not have the 'end' keyword parameter
#	- '/' means integer division if arguments are both integers
#		- 7/5 is different from 7.0/5 (==7/5.0)
#	- The place holders '{}' for the .format() method must have index inside
#
for o1 in ['+','-','*','/']:
   for o2 in ['+','-','*','/']:
    x = eval("{0} {1} {2} {3} {4}".format(3, o1, 7, o2, 5))
    print("%d %s %d %s %d = %3d (%7.2f)" % (3, o1, 7, o2, 5, x, x))