Method indexOf

app/src/main/java/scrambler/Clock.java:200–205

(String s)

    }

    private int indexOf(String s) {
        for (int i=0; i<turns.length; i++) {
            if (s.startsWith(turns[i])) return i;
        }
        return -1;
    }

    private int getTurn(String s) {
        StringBuilder sb = new StringBuilder();