Submission #1004947

#	Time	Username	Problem	Language	Result	Execution time	Memory
1004947		pavement	Tiles (BOI24_tiles)	C++17	4 / 100	24 ms	2140 KiB

Main

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

using ll = long long;

#define pb push_back

int N, M, min_y = (int)1e9, max_y = 0;

int main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	cin >> N >> M;
	for (int i = 1, x, y; i <= N; i++) {
		cin >> x >> y;
		min_y = min(min_y, y);
		max_y = max(max_y, y);
	}
	if ((max_y - min_y) % 2 == 0 && M % 2 == 0) {
		cout << M << '\n';
	} else if ((max_y - min_y) % 2 == 0) {
		cout << M - 1 << '\n';
	} else {
		cout << "0\n";
	}
}

• Subtask 1: 4 / 4
• Subtask 2: 0 / 9
• Subtask 3: 0 / 11
• Subtask 4: 0 / 19
• Subtask 5: 0 / 22
• Subtask 6: 0 / 25
• Subtask 7: 0 / 10