最大的相同字符子串

void StrSame(char * ch)

{

   int TempCH[26];

   int i,MaxLen =1,local,count=0;

   for(i=0;i<26;i++)

      TempCH[i] = 200;

   while(*ch != '\0')

   {

      if(*ch == *(ch+1) || *ch == *(ch-1))

      {

            count++;

        if(*ch != *(ch+1))

        {

           if( (TempCH[*ch-0x61] == 200) || count > TempCH[*ch-0x61])

              TempCH[*ch-0x61] = count;

           count = 0;

        }

      }

      ch++;

   }

   for(i=0;i<25;i++)

   {

      if(TempCH[i] != 200 && TempCH[i+1] != 200)

      {

        if(TempCH[i]>TempCH[i+1])

        {

           if(MaxLen < TempCH[i])

           {

              MaxLen = TempCH[i];

              local = i;

           }

  

        }

        else

        {

           if(MaxLen < TempCH[i+1])

           {

              MaxLen = TempCH[i+1];

              local = i+1;

           }

        }

      }

   }

   printf("Character = %c\tNumber = %d\n",local+0x61,MaxLen);

}

main()
{
    StrSame("abcdddaaaaabbbeefffda");
    StrSame("aabcdddaaaaabbbeefffda");
    StrSame("aaaaaabcdddaaaaabbbeefffda");
    StrSame("aaabcdddaaaaabbbeefffdaaaaaa");
    StrSame("aaabcdddaaaaabbbeefffdaaaaaab");
    system("pause");
}