Merge pull request #195 from anmolsrivastava05/master

factorial implementation in Swift

Author: t2013anurag

factorial/factorial.swift

@@ -0,0 +1,7 @@
+var number: Int = 5 // Change the number here
+var fact: Int = 1
+var n: Int = number + 1
+for i in 1..<n {
+    fact = fact * i
+}
+print("Factorial of ",number," is: ", fact)