#include <iostream>
#include <ctime>
#include <iomanip>
#include <algorithm>
#include <iterator>

using namespace std;

template<typename T>
class arr{
    T * dynam_arr;
    int size;
public:
    ~arr();
    arr(int smth);
    arr(arr & obj);
    void input();
    void coup();
    friend ostream& operator<< (ostream& os,const arr&object){
        cout << object.size << "\n";
        for(int i = 0;i<object.size;++i)
            cout << setprecision(5) << object.dynam_arr[i] << " ";
    }
};
template<typename T>
arr<T>::arr(arr &obj){
    size = obj.size;
    for(int i = 0;i<size;++i){
        dynam_arr[i] = obj.dynam_arr[i];
    }
    obj.size = NULL;
    delete [] obj.dynam_arr;
}
template<typename T>
arr<T>::arr(int smth){
    dynam_arr = new T[smth];
    size = smth;
}
template<typename T>
void arr<T>::input(){
    for(int i = 0;i<size;++i){
        cin >> dynam_arr[i];
    }
}
template<typename T>
void arr<T>::coup(){
    for(int i = 0;i<size/2;++i){
        int temp = dynam_arr[i];
        dynam_arr[i] = dynam_arr[size-i-1];
        dynam_arr[size-i-1] = temp;
    }
}
template<typename T>
arr<T>::~arr(){
    delete[]dynam_arr;
}
int main()
{
    int size=0;

    cin >> size;
    arr<int>a(size);
    a.input();

    cin >> size;
    arr<char>a1(size);
    a1.input();

    cin >> size;
    arr<float>a2(size);
    a2.input();

    a.coup();
    a1.coup();
    a2.coup();

    cout << a;
    cout << "\n";
    cout << a1;
    cout << "\n";
    cout << a2;

    cout << endl;
    return 0;
}