#! /usr/bin/env python
# -*-encoding utf-8-*-

import sys

a = sys.argv[1]
b = sys.argv[2]

a = float(a)
b = float(b)

plus = a + b
print(f"{a} + {b} = {plus}")

minus = a - b
print(f"{a} - {b} = {minus}")

mul = a * b
print(f"{a} * {b} = {mul}")

div = a / b
print(f"{a} / {b} = {div}")

integer_div = a // b
print(f"{a} // {b} = {integer_div}")

mod = a % b
print(f"{a} % {b} = {mod}")

exp = a ** b
print(f"{a} ** {b} = {exp}")