def add(num1, num2):
    return num1 + num2


def sub(num1, num2):
    return num1 - num2


def div(num1, num2):
    return num1 // num2


def mul(num1, num2):
    return num1 * num2

20c0c688338b968c320e6e9b4ec83d6cf46b83dc
<mask token>


def mul(num1, num2):
    return num1 * num2

<mask token>


def div(num1, num2):
    return num1 // num2


def mul(num1, num2):
    return num1 * num2

<mask token>


def sub(num1, num2):
    return num1 - num2


def div(num1, num2):
    return num1 // num2


def mul(num1, num2):
    return num1 * num2

def add(num1, num2):
    return num1 + num2


def sub(num1, num2):
    return num1 - num2


def div(num1, num2):
    return num1 // num2


def mul(num1, num2):
    return num1 * num2
