recursion python examples
# Reccursion in python
def recursive_method(n):
if n == 1:
return 1
else:
return n * recursive_method(n-1)
# 5 * factorial_recursive(4)
# 5 * 4 * factorial_recursive(3)
# 5 * 4 * 3 * factorial_recursive(2)
# 5 * 4 * 3 * 2 * factorial_recursive(1)
# 5 * 4 * 3 * 2 * 1 = 120
num = int(input('enter num '))
print(recursive_method(num))
4.5
8
houses = ["Eric's house", "Kenny's house", "Kyle's house", "Stan's house"]
# Each function call represents an elf doing his work
def deliver_presents_recursively(houses):
# Worker elf doing his work
if len(houses) == 1:
house = houses[0]
print("Delivering presents to", house)
# Manager elf doing his work
else:
mid = len(houses) // 2
first_half = houses[:mid]
second_half = houses[mid:]
# Divides his work among two elves
deliver_presents_recursively(first_half)
deliver_presents_recursively(second_half)
Thank you!
8
0
4.6
10
void A(n){
if(n>1) // Anchor condition
{
return A(n-1);
}
}
Thank you!
10
0
0
0
# Recursive Factorial Example
# input: 5
# output: 120 (5*4*3*2*1)
def factorial(x):
if x == 1:
return 1
else:
return (x * factorial(x-1))
Thank you!
0
0
4.33
3
# Recursive function factorial_recursion()
def factorial_recursion(n):
if n == 1:
return n
else:
return n*factorial_recursion(n-1)
Thank you!
3
0
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