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Re:4276047 jinbi 1152 Accepted 340K 0MS G++ // 4276008 jinbi 1152 Time Limit Exceeded C++

Posted by jinbi at 2008-10-26 11:11:15 on Problem 1152
In Reply To:为何会超时呀?那位大侠帮忙给看看 Posted by:jinbi at 2008-10-25 19:26:02
> #include<stdio.h>
> #include<string.h> 
> 
> char ch[29945];
> int main()
> {
>     int a=2,va,i; 
>     while(scanf("%s",ch)!=EOF)
>     {
>           va=0;    a=2;
>           for(i=0;i<strlen(ch);i++)
>           {      if(ch[i]>='0'&&ch[i]<='9')
>                  {      if(ch[i]-48>a) a=ch[i]-48;  
>                         va+=(ch[i]-48);
>                  }              
>                  if(ch[i]>='A'&&ch[i]<='Z')
>                  {      if(ch[i]-55>a) a=ch[i]-55;
>                         va+=(ch[i]-55);
>                  }
>                  if(ch[i]>='a'&&ch[i]<='z') 
>                  {      if(ch[i]-61>a) a=ch[i]-61;
>                         va+=(ch[i]-61);
>                  }                 
>           }
>           //printf("a=%d\n",a);
>           for(i=a;i<=62;i++)
>           {      
>                  if(va%(i-1)==0) 
>                  {    printf("%d\n",i);
>                       break;
>                  }
>           }
>           if(i>62) printf("such number is impossible!\n");
>     }
>     return 0;
> }

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