Method circle

app/src/main/java/solver/Cross.java:41–47

(int[] ary, int a, int b, int c, int d, int ori)

    //private static String[] turn = { "UDLRFB", "DURLFB", "RLUDFB", "LRDUFB", "BFLRUD", "FBLRDU" };

    public static void circle(int[] ary, int a, int b, int c, int d, int ori) {
        int t = ary[a];
        ary[a] = ary[d] ^ ori;
        ary[d] = ary[c] ^ ori;
        ary[c] = ary[b] ^ ori;
        ary[b] = t ^ ori;
    }

    private static void idxToComb(int[] arr, int[] s, int c, int o) {
        int q = 4;