From 597dfb83834aa59c60e92d687a068a7153eaa780 Mon Sep 17 00:00:00 2001
From: Mohit5700 <72152449+Mohit5700@users.noreply.github.com>
Date: Fri, 2 Oct 2020 19:33:15 +0530
Subject: [PATCH] Python Program for factorial of a number

Factorial of a non-negative integer, is multiplication of all integers smaller than or equal to n. For example factorial of 6 is 6*5*4*3*2*1 which is 720.
---
 factorial | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 factorial

diff --git a/factorial b/factorial
new file mode 100644
index 0000000..5aaf12c
--- /dev/null
+++ b/factorial
@@ -0,0 +1,16 @@
+def factorial(n): 
+    if n < 0: 
+        return 0
+    elif n == 0 or n == 1: 
+        return 1
+    else: 
+        fact = 1
+        while(n > 1): 
+            fact *= n 
+            n -= 1
+        return fact 
+  
+# Driver Code 
+num = 5; 
+print("Factorial of",num,"is", 
+factorial(num))