Merge pull request #27 from ghanshyam1898/factorial_feature

Adds the factorial feature

Author: HarendraSingh22

Code/factorial.py

@@ -0,0 +1,16 @@
+def get_factorial(number):
+    answer = 1  # We start with 1 as usual for finding factorial
+    
+    for i in range(1, (number+1)):  # 1 is added to second argument of range function since it in this syntax loop terminates at the second value without executing for that value.
+        answer = answer * i
+
+    return answer # answer now contains the calculated value
+
+
+
+if __name__ == '__main__':
+    number = input("Enter the number : ")
+    number = int(number)
+    factorial = get_factorial(number)
+    print ("The factorial of " + number+ " is = " + factorial)
+