1.2

public class Practice
{
    public static void main(String[] args)
    {
        String s = "ACTGACG";
        String t = "TGACGAC";
        if ((s + s).indexOf(t) == -1 && (s.length() == t.length())){
            System.out.println(false);}
        else
            System.out.println(true);
    }
}