Add files via upload

Author: stuti24m

hackerRank/day30daychallange/hackerrank_day_9_30daysofcode.py

@@ -0,0 +1,37 @@
+# -*- coding: utf-8 -*-
+"""Hackerrank day 9 / 30daysOfCode.ipynb
+
+Automatically generated by Colaboratory.
+
+Original file is located at
+    https://colab.research.google.com/drive/1ObhYmKdvJJpwV11pYEK3ln1pyZIYR24F
+"""
+
+#!/bin/python3
+
+import math
+import os
+import random
+import re
+import sys
+
+# Complete the factorial function below.
+def factorial(n):
+    if n == 1:
+        return 1
+    else:
+        n = n * factorial(n-1)
+    return(n)
+
+
+    
+if __name__ == '__main__':
+    fptr = open(os.environ['OUTPUT_PATH'], 'w')
+
+    n = int(input())
+
+    result = factorial(n)
+
+    fptr.write(str(result) + '\n')
+
+    fptr.close()