fixed.cpp

#include <iostream>
using namespace std;

int main()
{
    int size, temp;
    cout << "insert number" << endl;
    cin >> size;
    int arr[size];
    
    
    for (int i=0; i < size ; i++) {
     	  cout << "insert number " << i + 1 << " please:" << endl;
     	  cin >> arr[i];
    }
    
    for(int i = 0; i < size ; i++)
    {
        for(int j = i+1; j < size ; j++)
        {
            if (arr[i] > arr[j]) {
                temp = arr[i];
                arr[i] = arr[j];
                arr[j] = temp;
            }
        }
    }

    cout << endl;
    for (int i=3; i>=0;i--)
    {
        cout<< arr[i];
        if (i > 0)
            cout << "  ,  ";
    }
    
    cout << endl;



return 0;
}