#include <iostream>
using namespace std;

//Will return the index of the element if found
//else will return -1 .
int searchList(const int list[], int numElems, int value)
 {

   int index = 0;        // Used as a subscript to search array
   int position = -1;    // To record position of search value
   bool found = false;   // Flag to indicate if the value was found
   while (index < numElems && !found)
   {
      if (list[index] == value)   // If the value is found
      {
         found = true;          // Set the flag
         position = index;      // Record the value's subscript
      }
      index++;                   // Go to the next element
   }

   return position;               // Return the position, or -1
 }

int main()
{
	int  arr1[] = { 2,  5, 3, 7, 1 }  ;
    cout << searchList( arr1 , 5 , 3 ) << endl ;
    cout << searchList( arr1 , 5 , 8 ) << endl ;
}