Submission #971901

#	Time	Username	Problem	Language	Result	Execution time	Memory
971901		kfhjad	Rabbit Carrot (LMIO19_triusis)	C++17	100 / 100	21 ms	4312 KiB

triusis

#include <bits/stdc++.h>

using namespace std;
using ll = long long;

int main()
{
    cin.tie(NULL) -> sync_with_stdio(false);
    int N, M;
    cin >> N >> M;
    vector<int> v(N);
    for (auto& i : v)
        cin >> i;
    
    vector<int> dp;

    for (int i = 0; i < N; ++i)
    {   
        int x = M * (i + 1) - v[i];

        if (x < 0)
            continue;
        
        auto it = upper_bound(dp.begin(), dp.end(), x);

        if (it == dp.end())
            dp.push_back(x);
        else
            *it = x;
    }

    cout << N - dp.size() << endl;
    
    return 0;
}

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