Submission #1106365

#	Time	Username	Problem	Language	Result	Execution time	Memory
1106365		stdfloat	Simple game (IZhO17_game)	C++17	22 / 100	1045 ms	1104 KiB

game

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

using ll = long long;

int main() {
	ios::sync_with_stdio(false); cin.tie(nullptr);

	int n, q;
	cin >> n >> q;

	vector<int> a(n);
	for (auto &i : a)
		cin >> i;

	while (q--) {
		int tp, x;
		cin >> tp >> x;

		if (tp == 1) {
			int vl;
			cin >> vl;

			a[--x] = vl;
		}
		else {
			int cnt = 0;
			vector<bool> vis(n);
			for (int i = 0; i + 1 < n; i++) {
				int mn = min(a[i], a[i + 1]), mx = max(a[i], a[i + 1]);
				if (mn <= x && x <= mx) {
					cnt++;
					if (mx == a[i] && mx == x && vis[i]) cnt--;
					if (mx == a[i + 1] && mx == x) vis[i + 1] = true;
				}
			}

			cout << cnt << '\n';
		}
	}
}

• Subtask 1: 22 / 22
• Subtask 2: 0 / 27
• Subtask 3: 0 / 51