#include <iostream>
#include <map>
#include <string>
#include <vector>

using namespace std;

int main()
{
    auto i = 1+1.1;
    int arr[10] = {1};
    map<int,string> a;
    vector<string> b;
    b.push_back("aa");
    b.push_back("BB");
    a.insert(make_pair(1,"!"));
    a.insert(make_pair(2,"@"));
    a.insert(make_pair(3,"#"));

    cout<<a[1]<<endl<<i;

    return 0;
}