Submission #562935

#	Time	Username	Problem	Language	Result	Execution time	Memory
562935		Drew_	Poi (IOI09_poi)	C++17	100 / 100	289 ms	4908 KiB

poi

#include <bits/stdc++.h>
using namespace std;

#define pb push_back

const int MAX = 2069;

int N, M, P;
bool ar[MAX][MAX];
int score[MAX];

int main()
{
	ios :: sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);

	cin >> N >> M >> P;
	for (int j = 1; j <= M; ++j)
		score[j] = N;

	for (int i = 1; i <= N; ++i)
	{
		for (int j = 1; j <= M; ++j)
		{
			cin >> ar[i][j];
			score[j] -= ar[i][j]; 
		}
	}

	vector<array<int, 3>> v;
	for (int i = 1; i <= N; ++i)
	{
		int sum = 0, solved = 0;
		for (int j = 1; j <= M; ++j)
			if (ar[i][j])
				sum += score[j], solved++;

		v.pb({sum, solved, -i});
	}
	sort(v.rbegin(), v.rend());

	for (int i = 0; i < N; ++i)
	{
		if (-v[i][2] == P)
		{
			cout << v[i][0] << " " << i+1 << '\n';
			break;
		}
	}

	return 0;
}

• Subtask 1: 100 / 100