A program to input, display, and search an element using linear search in an integer array using the concept of OOP

OOP_LinearSearch.cpp

#include <iostream>

using namespace std;

class CLASSONE
{
public:
    void LinearSearch(int a[],int key,int size)
    {
        int i,counter =0;
        for(i =0 ; i < size ; i++ )
        {
            if(a[i]== key)
             {
                 cout<<"Element found! at "<<i+1<<" position\n";
                 counter =1;
             }
        }


         if(counter ==0)
            cout<<"Element not found\n";
    }
};

int main(void)
{
    int b[50],n,i,j;
    cout<<"Enter array size\n";
    cin>>n;
    cout<<"Enter elements \n";
    for(i = 0; i < n; i++)
        cin>>b[i];
    cout<<"The array is \n";
    for( i = 0 ; i < n; i++)
        cout<<b[i]<<endl;
    cout<<"Enter element to be searched\n";
    cin>> j;
    
    CLASSONE objectOne;
    objectOne.LinearSearch(b,j,n);
    return 0;
}