calculate_the_power_of_number.py

""" Recursion example """

# Write a Python program to calculate the value of 'a' to the power 'b'.

def power(a,b):
	if b==0:
		return 1
	elif a==0:
		return 0
	elif b==1:
		return a
	else:
		return a*power(a,b-1)

print(power(2,5))


# Write a Python program to calculate the sum of a list of numbers

def list_sum(num_List):
    if len(num_List) == 1:
        return num_List[0]
    else:
        return num_List[0] + list_sum(num_List[1:])
        
print(list_sum([2, 4, 5, 6, 7]))