public class Solution {
    /**
     * @param A a string
     * @param B a string
     * @return a boolean
     */
    public boolean stringPermutation(String A, String B) {
        char[] a = A.toCharArray();
        char[] b = B.toCharArray();
        Arrays.sort(a);
        Arrays.sort(b);
        if (String.copyValueOf(a).equals(String.valueOf(b))) {
            return true;
        }
        return false;
    }
}