Submission #692281

#	Time	Username	Problem	Language	Result	Execution time	Memory
692281		zeroesandones	Mountains (IOI17_mountains)	C++17	0 / 100	1 ms	296 KiB

mountains

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

using ll = long long;
using vi = vector<ll>;

int maximum_deevs(vector<int> y) {
	int n = y.size();
	vector<int> dp(n, 1);
	for(int i = 1; i < n; ++i) {
		bool bigger = false;
		set<int> seen;
		for(int j = i - 1; j >= 0; --j) {
			bigger |= (y[j] > y[i]);
			auto it = seen.upper_bound(y[j]);
			if(it != seen.end() && bigger) {
				dp[i] = max(dp[i], dp[j] + 1);
			}
			seen.insert(y[j]);
		}
	}

	return *max_element(dp.begin(), dp.end());
}

• Subtask 1: 0 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 30
• Subtask 4: 0 / 30