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

int main()
{
    int n = 1;
    n = n + 1;
    cout << n <<endl;
    ++n;
    cout << n <<endl;
    --n;
    cout << n <<endl;
   
    n = 1; 
    int m;
     m = n; 
    cout << m << endl;
    m = ++n;
    cout << "after m = ++n   m  n " << m << "  "  <<n << endl;
    m = n--;
    cout << "after m = n--   m  n " << m << "  "  <<n << endl;


    return 0;
}

//rearrage the cout statments; the numbering will remain the same!