网易2017秋招---优雅的点

package com.net163.question;

import org.junit.Test;

/**
 * Created by Administrator on 2016/11/11 0011.
 */
public class CircleElegantPoint {
    private int number = 25;
    private int  count = 0;
    @Test
    public void countElegantPoint(){
        Integer i = Double.valueOf( Math.sqrt(number)).intValue();
        for(int j = 0 ;  j <= i ; j++){
            //System.out.println(j);
            for(int g = 0 ; g <=i; g++){
                if ((Math.pow(j,2)+Math.pow(g,2)) == number){
                    if (j==0 || g == 0){
                        count +=2;
                    }else{
                        count +=4;
                    }
                }
            }
        }
        System.out.println(count);

    }

}