Method idxToComb

app/src/main/java/solver/Cross.java:49–57

(int[] arr, int[] s, int c, int o)

    }

    private static void idxToComb(int[] arr, int[] s, int c, int o) {
        int q = 4;
        for (int i = 0; i < 12; i++)
            if (c >= Cnk[11 - i][q]) {
                c -= Cnk[11 - i][q--];
                arr[i] = s[q] << 1 | o & 1;
                o >>= 1;
            } else arr[i] = -1;
    }

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