fix fib a bit

Author: Hansuuuuuuuuuu

fibonacci/fibonacci.swift

@@ -5,12 +5,13 @@ func fib(_ num: Int) {
 	else if num == 1{
 		print("Fibonacci: 0")
 	}
+
 	else {
 		var f = 0
 		var f2 = 1
 		var ftemp = 0
 		print("Fibonacci: \(f), \(f2)", terminator:"")
-		for _ in 0...num-3 {
+		for _ in 1...num-2 {
 			print(", \(f + f2)", terminator:"")
 			ftemp = f + f2
 			f = f2