Submission #1126547

#	Time	Username	Problem	Language	Result	Execution time	Memory
1126547		dyogorb	Rabbit Carrot (LMIO19_triusis)	C++20	0 / 100	2 ms	324 KiB

triusis

#include <bits/stdc++.h>

using namespace std;

const int INF = 1e9 + 3;

int main(){
    int n, m;
    cin >> n >> m;

    vector<int>poles(n);
    for (int i = 0; i < n; i++)
    {
        cin >> poles[i];
    }

    vector<int> keep;

    for (int i = 1; i <= n; i++)
    {
        if(poles[i - 1] <= i * m) keep.push_back(i * m - poles[i - 1]);
    }

    vector<int> lis(n, INF);

    int ans = 0;
    for (int i = 0; i < keep.size(); i++)
    {
        int p = upper_bound(lis.begin(), lis.end(), keep[i]) - lis.begin();

        ans = max(ans, p);
        lis[p] = keep[i];
    }
    
    cout << n - max(ans + 1, 0) << endl;
    
}

• Subtask 1: 0 / 14
• Subtask 2: 0 / 21
• Subtask 3: 0 / 28
• Subtask 4: 0 / 37