#include <iostream>

using namespace std;

int main()
{
    int a,b;
    cout << "Hello world!" << endl <<"This is the begining of the future performance!"<<endl<<"We have the pleasure to present the program of the year based on guines book records!"<<endl;
    cout << "We recommand choosing a=1 and b=2 for the properly work of the program!"<<endl;
    cout <<"a=";
    cin >>a;
    cout <<"b=";
    cin >>b;
    if (a==1 && b==2)
        {
        cout<<"After intense searches we found two operations that will make you smile:"<<endl;
        cout<<"a+b="<<a+b<<endl;
        cout<<"a-b="<<a-b<<endl;
        cout<<"Thank you for your atention!";
        }
    else
        {
        cout<<"Results not found! Try again with a=1 and b=2!!!";
        }
        cin>>a;
    return 0;
}