# -*- coding: utf-8 -*-
"""
Created on Wed Mar 11 22:05:25 2020

@author: Megha
"""

a=int(input("enter 1st number"))
b=int(input("enter 2nd number"))
sum=a+b
diff=a-b
mul=a*b
print("sum=",sum)
print("difference=",diff)
print("product=",mul)