Submission #942492

#	Time	Username	Problem	Language	Result	Execution time	Memory
942492		sheldon	Rabbit Carrot (LMIO19_triusis)	C++14	100 / 100	20 ms	3112 KiB

triusis

#include <bits/stdc++.h>

using namespace std;

void solve() {
    int n, m;
    cin >> n >> m;
    vector<int> dp;
    for (int i = 1; i <= n; ++i) {
        int x;
        cin >> x;
        if (m * i < x) {
            continue;
        }
        int val = m * i - x;
        auto it = upper_bound (dp.begin(), dp.end(), val);
        if (it == dp.end()) {
            dp.push_back(val);
        } else {
            *it = val;
        }
    }
    cout << n - dp.size();
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    solve();
}

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