print("Enter factorial")
init_val = int(input())
methods = {
'factorial': "def factorial(x):\n if x == 1:\n return 1\n else:\n return (x*factorial(x-1))\n\n\nvalue = factorial(init_val)\nprint(value)"
}
exec(methods['factorial'])
# One liner bc why not
exec('''print("Enter factorial")\ninit_val = int(input())\nmethods = {'factorial': "def factorial(x):\\n if x == 1:\\n return 1\\n else:\\n return (x*factorial(x-1))\\n\\n\\nvalue = factorial(init_val)\\nprint(value)"}\nexec(methods['factorial'])''')