Submission #1168433

#	Time	Username	Problem	Language	Result	Execution time	Memory
1168433		stdfloat	Boat (APIO16_boat)	C++20	9 / 100	1 ms	328 KiB

boat

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

using ll = long long;

const int md = (int)1e9 + 7;

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

	int n;
	cin >> n;

	vector<int> a(n);
	for (int i = 0; i < n; i++)
		cin >> a[i] >> a[i];

	vector<int> dp(n, 1);
	for (int i = 0; i < n; i++) {
		for (int j = 0; j < i; j++)
			if (a[j] < a[i]) dp[i] = (dp[i] + dp[j]) % md;
	}

	int ans = 0;
	for (auto i : dp)
		ans = (ans + i) % md;

	cout << ans;
}

• Subtask 1: 9 / 9
• Subtask 2: 0 / 22
• Subtask 3: 0 / 27
• Subtask 4: 0 / 42