#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>

using namespace std;

namespace
{
    struct seiseki
	{
		std::string namae;

		int kokugo;
		int sugaku;
	};

	struct kamoku
	{
		std::string kamoku_mei;
		int seiseki::*score_ptr;
	};

	std::vector<seiseki> seiseki_data
	{
		{"太郎", 74, 93},
		{"次郎", 78, 82},
		{"三郎", 94, 68}
	};

	std::vector<kamoku> kamoku_list
	{
		{"KOKUGO", &seiseki::kokugo},
		{"SUGAKU", &seiseki::sugaku}
	};

	int keisan_kojin_gokei(seiseki score)
	{
		return score.kokugo + score.sugaku;
	}
} // namespace

int main()
{
	cout << "namae   ";
	for ( auto kamoku : kamoku_list )
		cout << setw(8) << kamoku.kamoku_mei;
	cout << " gokei" << endl;

	cout << fixed << setprecision(1);
	for ( auto score : seiseki_data )
	{
		cout << setw(8) << score.namae
			<< setw(8) << score.kokugo
			<< setw(8) << score.sugaku
			<< " "
			<< setw(8) << keisan_kojin_gokei(score)
			 << endl;
	}

	cout << "        ";
	for ( auto kamoku_idx = 0; kamoku_idx < kamoku_list.size(); kamoku_idx++ )
	{
		double total = 0.0;
		for ( auto score : seiseki_data )
		{
			total += score.*(kamoku_list[kamoku_idx].score_ptr);
		}
		cout << setw(8) << total / seiseki_data.size();
	}
	double total = 0.0;
	for ( auto score : seiseki_data )
		total += keisan_kojin_gokei(score);
	cout << setw(8) << total / seiseki_data.size();
	cout << endl;



	cout << endl;

	for ( auto kamoku : kamoku_list )
	{
		cout << "<" << kamoku.kamoku_mei << ">" << endl;
		
		std::sort(seiseki_data.begin(), seiseki_data.end(),
			[kamoku](seiseki lhs, seiseki rhs)
			{
				return lhs.*(kamoku.score_ptr) > rhs.*(kamoku.score_ptr);
			}
		);

		auto rank = 0;
		for ( auto score : seiseki_data )
		{
//			std::printf(" %d %s %d\n", ++rank, score.namae.c_str(), score.*(kamoku.score_ptr));
			cout << ++rank << " " << score.namae << " " << score.*(kamoku.score_ptr) << endl;
		}

		cout << endl;
	}
}