1.2.2

#include <iostream>
#include "Treu.h"

using namespace std;

int main() {
    Treu tr;
        tr.schet();
        tr.kol();
        tr.vivod();
        tr.reverse();
        cout << "\n";
        tr.vivod();
}
==============================
#ifndef Treu_h
#define Treu_h

class Treu {
private:
    int n_n, * mas;
public:
    Treu();
    void kol();
    void schet();
    void vivod();
    void reverse();
    ~Treu();
};
#endif
========================================
#include "Treu.h"
#include <iostream>
#include <string>

using namespace std;

Treu::Treu() {
    cin >> n_n;
    if (n_n <= 10) {
        mas = new int[n_n];
    }
    else {
        exit(1);
    }
}

void Treu::kol() {
    cout << "N" << " " << "=" << " " << n_n << endl;
}

void Treu::schet() {
        for (int i = 0; i < n_n; i++) {
            cin >> mas[i];
        }
}
void Treu::vivod() {
    string res = "";
    for (int i = 0; i < n_n; i++) {
        string buf = "";
        buf = to_string(mas[i]);
        for (int j = 0; j < (5 - (int)buf.length()); j++) {
            res = res + " ";
        }
        res = res + buf;
    }
    cout << res;
}
void Treu::reverse()
{
    for (int i = 0; i < n_n / 2; i++)
    {
        int t = mas[i];
        mas[i] = mas[n_n - i - 1];
        mas[n_n - i - 1] = t;
    }
}
Treu::~Treu() {
    delete[]mas;
}