public class Obrnuto {
    public static void main(String[] args) {
        if (args.length==0) {
            System.out.println("Nesto mora biti dodano kao argument.");
            System.exit(1);
        }
        
        for (int i=1;i<args.length;i++)
            args[0]=args[0]+" "+args[i];
        
        for (int i=args[0].length()-1;i>=0;i--)
            System.out.print(args[0].charAt(i));
        System.out.println();
    }
    
}