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这程序有什么错误吗??高手指教一下

Posted by houxuanfelix at 2006-07-25 20:14:17 on Problem 2229
#include <stdio.h>
long long   n,num[1000001],t[10];

int  main()
{
     long  long i,j;
     while (scanf ("%I64d",&n)!=EOF)
     {
           num[1]=1;
           num[2]=2;
           for (i=3;i<=n;i++)
           {
               if (i%2==1)    num[i]=num[i-1];
               if (i%2==0)    num[i]=num[i-2]+num[i/2];  //dp的思想 
           }
           for (i=0;i<9;i++)
           {
               t[i]=num[n]%10;
               num[n]/=10;
           }
           for (i=8;i>=0;i--) 
              if (t[i])
                  printf ("%d",t[i]);
           printf("\n");
     }
     return 0;
}

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