#!/usr/bin/python
a = int(raw_input ("numero 1: "))
b = int(raw_input ("numero 2: "))
tecla = raw_input ("Operacion: ")
if tecla == "+":
print a + b
if tecla == "-":
print a - b
if tecla == "*":
print a * b
if tecla == "/":
print a / b
print ">>>>> consultas > fede_mendez_10@hotmail.com>>> O >>> agu2153@hotamail.com"
hecho a media con fede