Merge branch 'master' of github.com:cmal/data_structures_and_algorith…

…ms_in_go

ch01/1_35.go

@@ -1,13 +1,29 @@
-// tower of hanoi
+// Hanoi
 
-func main() {
-	TowersOfHanoi(3)
-}
+package main
 
-func TOHUtil(num int, from string, to string, temp string) {
-
+import (
+	"fmt"
+	"os"
+	"strconv"
+)
+
+func main() {
+	num, _ := strconv.Atoi(os.Args[1])
+	fmt.Println(num)
+	TowersOfHanoi(num)
 }
 
 func TowersOfHanoi(num int) {
+	fmt.Println("The sequence of moves involved in the Tower of Hanoi are:")
 	TOHUtil(num, "A", "C", "B")
 }
+
+func TOHUtil(num int, from string, to string, temp string) {
+	if num == 0 {
+		return
+	}
+	TOHUtil(num - 1, from, temp, to)
+	fmt.Println("Move disk ", num, " from peg ", from, " to peg ", to)
+	TOHUtil(num - 1, temp, to, from)
+}