2016 Update

Task/Reverse-a-string/Vala/reverse-a-string.vala

@@ -0,0 +1,12 @@
+int main (string[] args) {
+	if (args.length < 2) {
+		stdout.printf ("Please, input a string.\n");
+		return 0;
+	}
+	var str = new StringBuilder ();
+	for (var i = 1; i < args.length; i++) {
+		str.append (args[i] + " ");
+	}
+	stdout.printf ("%s\n", str.str.strip ().reverse ());
+	return 0;
+}