Method rotate

app/src/main/java/cs/threephase/Edge3.java:500–509

(int r)

    }

    void rotate(int r) {
        while (r >= 2) {
            r -= 2;
            rot(1);
            rot(2);
        }
        if (r != 0) {
            rot(0);
        }
    }

    static int tempi;
    void circle(int[] arr, int a, int b, int c, int d) {