#include <iostream>
#include <vector>

using namespace std;

typedef vector<unsigned> Input;

Input parse()
{
    Input data;
    return data;
}

unsigned p1(const Input &input)
{
    (void)input;
    return 0;
}

unsigned p2(const Input &input)
{
    (void)input;
    return 0;
}

int main()
{
    auto input = parse();
    cout << p1(input) << endl;
    cout << p2(input) << endl;
}