Submission #1261822

#	Time	Username	Problem	Language	Result	Execution time	Memory
1261822		elib0416	Rabbit Carrot (LMIO19_triusis)	C++17	100 / 100	53 ms	2504 KiB

triusis

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n, m, a;
    cin >> n >> m;
    vector<int> arr;
    for(int i = 0; i < n; i++){
        cin >> a;
        if(a <= (i + 1) * m){
            arr.push_back((i + 1) * m - a);
        }
    }
    vector<int> dp;
    for(int x : arr){
        int pos = upper_bound(dp.begin(), dp.end(), x) - dp.begin();
        if(pos == dp.size()){
            dp.push_back(x);
        }else{
            dp[pos] = x;
        }
    }
    cout << n - dp.size();
}

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