largest integer on an array and describing this precisely

// Cpp program to find the largest integer on an array and describing this precisely.
// created on June, 2016
// Author: fueanta

#include <iostream>
using namespace std;

int main(){
    int x;
    cout << "How many numbers do you want to store?\n\nInput: ";
    cin >> x;
    int arr[x];
    cout << endl;
    for (int i=0;i<x;i++){
        cout << "\nElement No(" << i+1  <<") : ";
        cin >> arr[i];
   }
    int maxima=arr[0];
    for (int i=1;i<x;i++){
        if (arr[i]>maxima){
            maxima=arr[i];
           }
   }
   int counta1=0,counta2=0;
    //cout << "The largest value you have given is "<< maxima << endl;
    for (int i=0;i<x;i++){
        if (arr[i]==maxima){
            counta1++;
       }
   }
    cout << "\n\nElement No -> ";
    for (int i=0;i<x;i++){
        if (arr[i]==maxima){
            cout <<i+1;
            counta2++;
            if (counta2!=counta1){
                if (counta2!=(counta1-1)){
                    cout << ", ";
               }
                else{
                    cout << " and ";
               }
           }
            else{
                cout << " ";
           }
       }
   }
    if (counta1==1){
        cout << "has ";
   }
    else{
        cout << "have ";
   }
   cout << "the largest value: " << maxima << endl;
   return 0;
}