Вывести названия переменных

#include <iostream>
using namespace std;
 
void BubbleSort(int* a, int n)
{
for (int i = 0; i < n - 1; i++) {
    for (int j = 0; j < n - i - 1; j++) {
        if (a[j] > a[j + 1]) {
            int temp = a[j];
            a[j] = a[j + 1];
            a[j + 1] = temp;
        }
    }
}
}
 
 
void output(int arr[], int n)
{
    for (int i = 0; i < n; ++i) {
        cout << arr[i] << " ";
    }
    cout << endl;
}
 
struct Region
{
    int Temperature;
    int Precipitation;
    int Number_of_sunny_days;
};
 
int main()
{
    constexpr int n = 3;
    setlocale(LC_ALL, "rus");
 
    Region First;
    First.Temperature = 20;
    First.Precipitation = 300;
    First.Number_of_sunny_days = 10;
 
    Region Second;
    Second.Temperature = 22;
    Second.Precipitation = 350;
    Second.Number_of_sunny_days = 12;
 
    Region Third;
    Third.Temperature = 18;
    Third.Precipitation = 280;
    Third.Number_of_sunny_days = 15;
    
    int Temp_array[3]{ First.Temperature, Second.Temperature, Third.Temperature };
    for (int i = 0; i < n; ++i) {
        cout << Temp_array[i] << " ";
    }cout << endl;
    BubbleSort(Temp_array, n);
    output(Temp_array, n);
    cout << endl;
    
    int Precip_array[3]{ First.Precipitation, Second.Precipitation, Third.Precipitation };
    for (int i = 0; i < n; ++i) {
        cout << Precip_array[i] << " ";
    }cout << endl;
    BubbleSort(Precip_array, n);
    output(Precip_array, n);
    cout << endl;
 
    int NOSD_array[3]{ First.Number_of_sunny_days, Second.Number_of_sunny_days, Third.Number_of_sunny_days };
    for (int i = 0; i < n; ++i) {
        cout << NOSD_array[i] << " ";
    }cout << endl;
    BubbleSort(NOSD_array, n);
    output(NOSD_array, n);
    cout << endl;
 
    system("pause");
    return 0;
}