stack queue

/*
======================
[     ___T_          ]
[    | 6=6 | =>HI :-)]
[    |__o__|         ]
[ >===]__o[===<      ]
[     [o__]          ]
[      .".           ]
[      |_|           ]
[                    ]
======================
 */

#include<bits/stdc++.h>
using namespace std;
using lli = int64_t;
void print_stack(){
    int n;
    cin >> n;
    stack<int> s;
    for(int i = 0; i < n; i++){
        int in;
        cin >> in;
        s.push(in);
    }
    while(!s.empty()){
        cout << s.top() << " ";
        s.pop();
    }
}
void print_queue(){
    queue<int> q;
    int n;
    cin >> n;
    for(int i = 0; i < n; i++){
        int in;
        cin >> in;
        q.push(in);
    }
    while(!q.empty()){
        cout << q.front() << " ";
        q.pop();
    }
}
void string_to_int(){
    string s;
    cin >> s;
    int n = 0;
    stringstream convert(s);
    convert >> n;
    cout << n << "\n";
}
void int_to_string(){
    int n;
    cin >> n;
    string s = to_string(n);
    cout << s << "\n";
}
int main(){
     ios::sync_with_stdio(false);
     cin.tie(nullptr);
     cout.tie(nullptr);
     //print_stack();
     //print_queue();
     //string_to_int();
     int_to_string();
}