编程题代码，仅供参考

　　第二讲　简单的Java程序　

package week2;

public class Main {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        // int sum=0;
        // final int first = 3;
        // final int last = 5;
        // final int result = 6;
        // for(int x=first;x<=last;++x)
        // {
        // sum+=x*x*x;
        // }
        // if(sum==result*result*result) System.out.print("yes!");
        // else System.out.print("No!");

        // int sum=0;
        // final int first = 6;
        // final int last = 69;
        // final int result = 180;
        // for(int x=first;x<=last;++x)
        // {
        // sum+=x*x*x;
        // }
        // if(sum==result*result*result) System.out.print("yes!");
        // else System.out.print("No!");

        int sum = 0;
        int first = 1;
        final int last = 1000;
        for (int i = 1; i < last / 2; ++i) {
            first = i;
            sum = 0;
            for (int x = first; x <= last; ++x) {
                sum += x * x * x;
                for (int k = x + 1; k <= last; ++k) {
                    if (sum == k * k * k) {
                        System.out.printf("first=%d,...", first);
                        System.out.printf("last=%d,", x);
                        System.out.printf("result=%d\n", k);
                    }
                }
            }
        }

    }
}