public class Solution {

    /*

     * @param : the given number

     * @return: whether whether there're two integers

     */

    public boolean checkSumOfSquareNumbers(int n) {

        int max = (int)Math.sqrt(n) + 1;

        for(int i=0; i<max; i++){

            for(int j=0; j<max; j++){

                if(i*i + j*j == n) return true;

            }

        }

        return false;

    }

};