平方和与立方和

http://acm.hdu.edu.cn/showproblem.php?pid=2007

   1 /*write by ASUN*/
   2 #include"stdio.h"
   3 void main()
   4 {
   5     long int n,m; 
   6     double sumj,sumy;   
   7     while(scanf("%ld%ld",&m,&n)!=EOF)
   8     {
   9         sumj=sumy=0;
  10         if(m>n) //有可能n小于m,这点题目没有将清楚 
  11         {
  12             m=m+n;
  13             n=m-n;
  14             m=m-n;
  15       }
  16         for(;m<=n;m++)
  17         {
  18             if(m%2==1)
  19                 sumj+=m*m*m*1.0;
  20             else 
  21                 sumy+=m*m*1.0;
  22         }
  23         printf("%.0lf %.0lf\n",sumy,sumj);
  24     }
  25 }
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