//
// Created by viole on 2026/2/24.
//
#include "iostream"
using namespace std;
int main() {
    string a = "1";
    string b = "12";
    string c = "13";
    string d = "14";
    int e = 12;
    cout << a+b<<c+d<<a+to_string(e)<< endl;
    bool b1 = true;
    return 0;
}