Numbers that are divisible by 5

#include <iostream>
#include <iomanip>
using namespace std;

int NewSize = 0;

int * ArrDiv5(int *arr ,int Size){

    for(int i=0 ; i < Size ; i++){
        if( arr[i] % 5 == 0 )
            NewSize ++;
    }

    int idx = 0;
    int *Re = new int[ NewSize ];

    for(int i=0 ; i < Size ; i++){
        if( arr[i] % 5 == 0 ){
            Re[idx] = arr[i];
            idx++;
        }
    }

    return Re;
}

int main()
{
    int Size;
    cout << "Enter The Size Of The Original Array : ";
    cin >> Size;

    int *arr = new int[Size];
    cout << "Enter " << Size << "Elements :" << endl;
    for(int i=0 ; i < Size ; i++){
        cin >> arr[i];
    }

    cout << "Numbers that are divisible by 5 : " << endl;
    int * Ans = ArrDiv5(arr ,Size);
    for(int i=0 ; i < NewSize ; i++){
        cout << setw(4) << Ans[i];
    }
}
/*
5
10 11 15 23 30
*/