Ввод и вывод - C++ - Ответ 700345

#include <iostream>
using namespace std;
class Counter
{
    int counter;
    int lbound, ubound;
public:
    Counter()
    {
        counter = 0;
        lbound = 0;
        ubound = 100;
    }
    virtual ~Counter()
    {
        counter = 0;
    }
    Counter(int c, int l = 0, int u = 100) :
        counter(c), lbound(l), ubound(u)
    {
        reset();
    }
    Counter(const Counter & c) :
        counter(c.counter), lbound(c.lbound), ubound(c.ubound)
    {
        reset();
    }
 
    int getCounter() const
    {
        return counter;
    }
    int getLBound() const
    {
        return lbound;
    }
    int getUBound() const
    {
        return ubound;
    }
    void set()//set from keyboard
    {
        cin >> lbound >> ubound >> counter;
        reset();
    }
    void set(int c)//set new value
    {
        counter = c;
        reset();
    }
    void add()//add one
    {
        counter++;
        reset();
    }
    void setLBound(int m)//set new lower bound
    {
        lbound = m;
    }
    void setUBound(int m)//set new uupper bound
    {
        ubound = m;
    }
 
    void reset() //resets counter
    {
        if (counter > ubound || counter < lbound)
            counter = lbound;
    }
 
    void show() //show current state
    {
        cout << "Counter [" << lbound << "x" << ubound << "] = " << counter
                << endl;
    }
 
};