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'Variable' was not declared in this scope [closed]
bool QP(char A[],int n)  //delete duplicate
{
   for(int i=0;i<n-1;i++)
    {
        if(A[i+1]==A[i])
           return false;
    }
   return true;
}

void Writeword(char* word)
{
  if(QP(currentword,strlen(currentword)))
    {
     fprintf(fp, "%sn", currentword);
     charswritten += strlen(word) + 2;
     Processbar();
    }
}

void Writeword(char* word)
{
  char currentword;
  if(QP(currentword,strlen(currentword)))
    {
     fprintf(fp, "%sn", currentword);
     charswritten += strlen(word) + 2;
     Processbar();
    }
}