#start libary v2



def jam(x,y):
	sum = (x+y)
	return sum
	
def menha(x,y):
	men = (x-y)
	return men

def zarb(x,y):
	zar = (x*y)
	return zar
	
def taghsim(x,y):
	tag = (x/y)
	return tag
	
	
def tavan(x, y):
    result = 1
    for i in range(y):
        result *= x
    return result
def jazr(x):
	result = x ** 0.5
	return result