Submission #1280047

#	Time	Username	Problem	Language	Result	Execution time	Memory
1280047		zjs	Rabbit Carrot (LMIO19_triusis)	C++20	100 / 100	66 ms	1552 KiB

triusis

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

int main() {
    int N, M;
    cin >> N >> M;
    vector<int> e;
    for (int i = 1; i <= N; i++) {
        int x;
        cin >> x;
        if (x <= i * M) {
            auto it = upper_bound(e.begin(), e.end(), i * M - x);
            if (it == e.end())
                e.push_back(i * M - x);
            else
                *it = i * M - x;
        }
    }
    cout << N - e.size() << '\n';
}

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