#include <cstdlib>
#include <iostream>
#include <fstream>
#include <vector>

std::ofstream score("score.txt");

template <typename T>
inline void assert(const T &condition, const std::string &message)
{
    if (!condition)
    {
        std::cerr << message << std::endl;
        score << -1 << std::endl;
        exit(0);
    }
}

int main()
{
    std::ifstream datin("input");
    int n, nguess = 0;
    datin >> n;
    std::vector<int> nums(n);
    for (int i = 0; i < n; i++)
    {
        datin >> nums[i];
    }

    while (true)
    {
        std::string cmd;
        std::cin >> cmd;
        if (cmd == "get_num")
        {
            std::cout << n << std::endl << std::flush;
        }
        else if (cmd == "guess")
        {
            nguess++;
            int index, val;
            assert(std::cin >> index >> val, "Invalid `index` or `val` in `guess` command!");
			assert(0 <= index && index < n, "`index` must in [0, n)!");

			if (val < nums[index])
			{
				std::cout << -1 << std::endl << std::flush;
			}
			else if (val > nums[index])
			{
				std::cout << 1 << std::endl << std::flush;
			}
			else
			{
				std::cout << 0 << std::endl << std::flush;
			}
        }
        else if (cmd == "submit")
        {
            bool wrongAnswer = false;
            for (int i = 0; i < n; i++)
            {
                int x;
                assert(std::cin >> x, "Can't read the " + std::to_string(i) + "-th number!");
                
                if (x != nums[i] && !wrongAnswer)
				{
                    wrongAnswer = true;
                    std::cerr << "First differ on the " + std::to_string(i) + "-th number!" << std::endl;
					score << 0 << std::endl;
                }
            }
            
            if (!wrongAnswer)
            {
				score << std::max(std::min(100.0, (950.0 - ((double)nguess / n - 100.0)) / 950.0 * 100.0), 0.0) << std::endl;
				std::cerr << "nguess = " + std::to_string(nguess) << std::endl;
            }

			exit(0);
        }
		else
		{
			assert(false, "Invalid command `" + cmd + "`!");
		}
    }
}