Method solution

app/src/main/java/cs/sq12phase/Search.java:60–72

(FullCube c, int verbose)

    }

    private String solution(FullCube c, int verbose) {
        this.c = c;
        this.verbose = verbose;
        sol_string = null;
        int shape = c.getShapeIdx();
        for (length1 = Shape.ShapePrun[shape]; length1 < 50; length1++) {
            maxlen2 = Math.min(33 - length1, 17);
            if (phase1(shape, Shape.ShapePrun[shape], length1, 0, -1)) {
                break;
            }
        }
        return sol_string;
    }

    public String scramble() {
        String scr;