Submission #1089092

#	Time	Username	Problem	Language	Result	Execution time	Memory
1089092		keaucucal	Rabbit Carrot (LMIO19_triusis)	C++14	100 / 100	55 ms	5320 KiB

triusis

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

int main() {
	int n, m;
	cin >> n >> m;
	vector<int> v(n + 1);
	for (int i = 1; i <= n; i++) {
		cin >> v[i];
	}

	vector<int> fixed;
	for (int i = 1; i <= n; i++) {
		if (v[i] <= i * m) {
			fixed.push_back(i * m - v[i]);
		}
	}

	vector<int> lis;
	for (int a : fixed) {
		auto it = upper_bound(lis.begin(), lis.end(), a);
		if (it == lis.end()) {
			lis.push_back(a);
		} else {
			*it = a;
		}
	}

	cout << n - lis.size() << '\n';
}

• Subtask 1: 14 / 14
• Subtask 2: 21 / 21
• Subtask 3: 28 / 28
• Subtask 4: 37 / 37