golang secrethandshake solution

Author: Filip

FilipKrstevski/secrethandshake/secret_handshake.go

@@ -0,0 +1,30 @@
+package secret
+
+var steps = []string{"wink", "double blink", "close your eyes", "jump"}
+
+func Handshake(n uint) []string {
+	var handshake = make([]string, 0)
+
+	if n <= 0 {
+		return handshake
+
+	}
+
+	for s, step := range steps {
+		if (1<<uint(s))&n > 0 {
+			handshake = append(handshake, step)
+		}
+	}
+	if (1<<uint(len(steps)))&n > 0 {
+		reverse(handshake)
+
+	}
+	return handshake
+}
+
+func reverse(strings []string) {
+	for i, j := 0, len(strings)-1; i < j; i, j = i+1, j-1 {
+		strings[i], strings[j] = strings[j], strings[i]
+	}
+
+}