import sys
def usage():
	print 'You should supply 2 numbers'
	print 'For example', sys.argv[0],'6 23'
if len(sys.argv) <> 3:
	usage()
else:
	print sys.argv[1],' added to ',sys.argv[2],' is ',(int(sys.argv[1])+int(sys.argv[2]))

