def add(num1, num2):
    sum = num1 + num2
    print(sum)


add(20, 30)
print('********************')


def sub(num1, num2):
    diff = num1 - num2
    print(diff)


sub(50, 40)
print('********************')


def mul(num1, num2):
    pro = num1 * num2
    print(pro)


mul(2, 3)

f85687eb4c66c387f13b02888d8222851ebb9f81
def add(num1, num2):
    sum = num1 + num2
    print(sum)


<mask token>

def add(num1, num2):
    sum = num1 + num2
    print(sum)


<mask token>


def mul(num1, num2):
    pro = num1 * num2
    print(pro)


<mask token>

def add(num1, num2):
    sum = num1 + num2
    print(sum)


<mask token>


def sub(num1, num2):
    diff = num1 - num2
    print(diff)


<mask token>


def mul(num1, num2):
    pro = num1 * num2
    print(pro)


<mask token>

def add(num1, num2):
    sum = num1 + num2
    print(sum)


add(20, 30)
print('********************')


def sub(num1, num2):
    diff = num1 - num2
    print(diff)


sub(50, 40)
print('********************')


def mul(num1, num2):
    pro = num1 * num2
    print(pro)


mul(2, 3)
