//ALEX ENACHE

#include <algorithm>
#include <vector>

using namespace std;

//#include <iostream>
#include <fstream>
ifstream cin ("input");ofstream cout ("output");

void sum (int &a , int b){
    a = a + b;
}

int main() {

    /*int x = 2 , y = 3;
    sum(x , y);
    cout<<x;*/

    //freopen("input", "r", stdin);freopen("output", "w", stdout);

    //int n; // val max = 2147483647
    //long long n;
    //float n; //sau double
    //char n;

    /*string s;
    cin>>s;

    string aux;
    cin>>aux;

    string now = s + '#' + aux;

    cout<<now;*/

    //vector < int > a(100); -> vector de marime 100
    //vector < int > a[100]; -> 100 de vectori

    vector < int > a;

    //a.resize(100);
    a.push_back(1);
    a.push_back(2);
    a.push_back(3);

    /*cout<<a[2]<<'\n'; //1 2 3
    a.pop_back(); //1 2
    a.push_back(4); //1 2 4
    cout<<a[2]<<'\n';*/

    for (auto &x : a){
        x = 0;
    }
    for (auto x : a){
        cout<<x<<" ";
    }




    return 0;
}