//
// Example 10.8. Function to search an unordered array sequentially
// Pre:  a is a char array with n elements.
//       x is a char.
// Post: The index of the first occurrence of x in a has been
//       returned or, if not found, -1.
//

int seqSearchUnordered(const char a[], int n, char x)
{
   int i = 0;            // index
   bool found = false;   // indicates if x has been found

   while (i < n && !found)
   {
       if (x == a[i])
          found = true;
       else
          ++i;
   }

   if (!found)
      i = -1;
   return i;
}