Submission #471694

#	Time	Username	Problem	Language	Result	Execution time	Memory
471694		dqk	Rabbit Carrot (LMIO19_triusis)	C++17	100 / 100	37 ms	4164 KiB

triusis

#include <bits/stdc++.h>

int main() {
    std::ios_base::sync_with_stdio(false);
    std::cin.tie(nullptr);
    int n, m;
    std::cin >> n >> m;
    std::vector<int> a(n + 1, 0);
    for (int i = 1; i <= n; ++i) {
        std::cin >> a[i];
        a[i] = m * i - a[i];
    }
    std::vector<int> dp;
    for (int i = 0; i <= n; ++i) {
        if (a[i] >= 0) {
            auto it = std::lower_bound(dp.begin(), dp.end(), a[i] + 1);
            if (it == dp.end()) {
                dp.push_back(a[i]);
            }
            else {
                *it = a[i];
            }
        }
    }
    std::cout << n + 1 - dp.size() << "\n";
    return 0;
}

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