几个连续整数的立方和等于某个整数的立方和

public class week3 {	public static void main(String[] args) {		// TODO Auto-generated method stub		long sum = 0;		for(int i=1;i<100;i++) 		{			for(int j=i;j<100;j++) 			{				sum = sum +j*j*j;				for(int k = 2;k<1000;k++)				{					if((k*k*k)==sum&&i!=j) 					{						System.out.println(i+" "+j+" "+sum);					}				}							}			sum = 0;		}	}}