Add code of factorial

Author: anapaulamendes

sampleFactorial.py

@@ -0,0 +1,9 @@
+def fatorial(n):
+    if(n == 0 or n == 1):
+        return 1
+    else:
+        return fatorial(n-1)*n
+
+n = int(input("Please, enter the numb: "))
+fatorial(n)
+print(fatorial(n))