#! /usr/bin/python
def max (x,y): if (x > y): print "max number x is:",x else: print "max number y is:",y def min (x,y): if (x >y): print "min number x is:",x else: print "min number y is:",y def sum (x,y): z=x+y print "sum is:",z
max(4,6) min(7,8) sum(12,13)