Submission #424002

#	Time	Username	Problem	Language	Result	Execution time	Memory
424002		NachoLibre	Nowruz (IOI17_nowruz)	Text	0 / 100	0 ms	0 KiB

nowruz1.out

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

const int dir[][2] = {-1, 0, 0, 1, 1, 0, 0, -1};
const int N = 1025;
int n, m, c, sz[N][N];
pair<int, int> p[N][N];
char a[N][N];

pair<int, int> P(int i, int j) {
	int ni = p[i][j].first;
	int nj = p[i][j].second;
	if(ni == nj && nj == 0)
		return make_pair(i, j);
	return p[i][j] = P(ni, nj);
}

void U(pair<int, int> a, pair<int, int> b) {
	a = P(a.first, a.second);
	b = P(b.first, b.second);
	if(a != b) {
		sz[b.first][b.second] += sz[a.first][a.second];
		p[a.first][a.second] = b;
	}
}

int main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	int wrt = 0, oi = 0, oj = 0;
	cin >> n >> m >> c;
	for(int i = 1; i <= n; ++i) {
		for(int j = 1; j <= m; ++j) {
			cin >> a[i][j];
			sz[i][j] = 1;
			if(a[i][j] == '.') {
				++wrt;
				oi = i;
				oj = j;
			}
		}
	}
	int fp = 0;
	for(int i = 1; i <= n; ++i) {
		for(int j = 1; j <= m; ++j) {
			if(a[i][j] == '.') {
				if(j < m && a[i][j + 1] == '.') U({i, j}, {i, j + 1});
				if(i < n && a[i + 1][j] == '.') U({i, j}, {i + 1, j});
			}
		}
	}
	for(int i = 1; i <= n; ++i) {
		for(int j = 1; j <= m; ++j) {
			int cc = 0;
			if(a[i][j] == '.') {
				for(int x = 0; x < 4; ++x) {
					int ni = i + dir[x][0];
					int nj = j + dir[x][1];
					if(a[ni][nj] == '.') ++cc;
				}
			}
			if(cc == 1) ++fp;
			// if(cc == 1) {
			// 	cout << "X";
			// } else {
			// 	cout << " ";
			// }
		}
		// cout << "\n";
	}
	// cout << "\n";
	// for(int i = 1; i <= n; ++i) {
	// 	for(int j = 1; j <= m; ++j) {
	// 		if(a[i][j] == '.')
	// 			cout << (P(i, j).first + P(i, j).second) % 10 << "";
	// 		else
	// 			cout << " ";
	// 	}
	// 	cout << "\n";
	// }
	cout << (wrt == sz[oi][oj]) << " " << fp << endl;
	return 0;
}

nowruz2.out

nowruz3.out

nowruz4.out

nowruz5.out

nowruz6.out

nowruz7.out

nowruz8.out

nowruz9.out

nowruz10.out

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10