Method index

src/main/java/edu/princeton/cs/algs4/SuffixArray.java:124–127

Returns the index into the original string of the i th smallest suffix. That is, text.substring(sa.index(i)) is the i th smallest suffix. @param i an integer between 0 and n -1 @return the index into the original string of the i th smallest suffix @throws java

(int i)

     * @throws java.lang.IllegalArgumentException unless {@code 0 <= i < n}
     */
    public int index(int i) {
        if (i < 0 || i >= suffixes.length) throw new IllegalArgumentException();
        return suffixes[i].index;
    }


    /**