Submission #100389

#	Time	Username	Problem	Language	Result	Execution time	Memory
100389		Anai	Board (CEOI13_board)	C++14	0 / 100	3 ms	1024 KiB

board

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

const int N = 105;

char mx[N][N];

static int ask(int l1, int c1, int l2, int c2) {
	int x;
	cout << l1 << ' ' << c1 << ' ' << l2 << ' ' << c2 << endl;
	cin >> x;
	return x; }

static void divide(int l1, int c1, int l2, int c2, int count) {
	if (count == (l2 - l1 + 1) * (c2 - c1 + 1)) {
		for (int i = l1; i <= l2; ++i)
		for (int j = c1; j <= c2; ++j)
			mx[i][j] = '1';
		return; }
	if (count == 0)
		return;

	if (l2 - l1 >= c2 - c1) {
		int mid = (l1 + l2) / 2;
		int half = ask(l1, c1, mid, c2);
		divide(l1, c1, mid, c2, half);
		divide(mid + 1, c1, l2, c2, count - half); }
	else {
		int mid = (c1 + c2) / 2;
		int half = ask(l1, c1, l2, mid);
		divide(l1, c1, l2, mid, half);
		divide(l1, mid + 1, l2, c2, count - half); } }

int n;

int main() {
	cin >> n;
	for (int i = 1; i <= n; ++i)
	for (int j = 1; j <= n; ++j)
		mx[i][j] = '0';

	divide(1, 1, n, n, ask(1, 1, n, n));

	cout << "END" << endl;
	for (int i = 1; i <= n; ++i)
		cout << (mx[i] + 1) << endl;

	return 0; }

• 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