Sadamingh

def my_gcd(a, b):
    if b == 0:
        return abs(a)
    else:
        return my_gcd(b, a%b)

# test
my_gcd(0, 0)
my_gcd(1, 1)
my_gcd(12, 8)

Sadamingh

def fib(n):
    if n == 0 or n == 1:
        return n
    else:
        return fib(n-1) + fib(n-2)

fib(7)

Sadamingh

def blast_off(n):
  if n == 0:
      print("Blastoff 🚀")
  else:
      print(n)
      blast_off(n-1)
      
blast_off(5)