Submission #964670

#	Time	Username	Problem	Language	Result	Execution time	Memory
964670		irmuun	Rabbit Carrot (LMIO19_triusis)	C++17	100 / 100	85 ms	5012 KiB

triusis

#include<bits/stdc++.h>

using namespace std;

#define ll long long
#define pb push_back
#define ff first
#define ss second
#define all(s) s.begin(),s.end()
#define rall(s) s.rbegin(),s.rend()

int main(){
    int n,m;
    cin>>n>>m;
    int a[n+5],b[n+5];
    for(int i=1;i<=n;i++){
        cin>>a[i];
        b[i]=i*m-a[i];
    }
    vector<int>v;
    for(int i=1;i<=n;i++){
        if(b[i]<0) continue;
        if(v.empty()||v.back()<=b[i]){
            v.pb(b[i]);
        }
        else{
            int pos=upper_bound(all(v),b[i])-v.begin();
            v[pos]=b[i];
        }
    }
    cout<<n-v.size();
}

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