
def my_function():
    print("Hello")
    print("Bye")
    

my_function()

def add(a,b):
    return a+b

print(add(5,6))

def div(a,b):
    return a/b
    
print(div(7,5))

def mul(a,b):
    return a*b 

print(mul(7,5))

def sub(a,b):
    return a-b 
    
def add3(a,b,c):
    return a+b+c
    
def mul3(a,b,c):
    return a*b*c
    
def add4(a,b,c,d):
    return a + b + c +d
    
def mul4(a,b,c,d):
    return a*b*c*d
    
print(mul4(1,2,3,4))
print(mul3(2,3,4))
print(add3(12,23,4))
print(add4(23,45,6,4))
print(add(2,3))
print(mul(12,3))
print(div(7,8))
print(add3(23,34,56))
print(add(23,65))
print(mul(12,34))
print(add(23,45))
print(mul4(12,34,56,78))
    
