제출 #1135086

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1135086		Aviansh	Safety (NOI18_safety)	C++20	13 / 100	2095 ms	1888 KiB

safety

#include <bits/stdc++.h>

using namespace std;

signed main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    int n,h;
    cin >> n >> h;
    int arr[n];
    int mxval = 0;
    for(int &i : arr){
        cin >> i;
        mxval=max(mxval,i);
    }
    multiset<int>pts;
    long long m = 1;
    long long c = -arr[0];
    pts.insert(arr[0]);
    pts.insert(arr[0]);
    for(int i = 1;i<n;i++){
        multiset<int>temp;
        int cn = 0;
        for(int j : pts){
            if(cn>=i){
                temp.insert(j+h);
            }
            else{
                temp.insert(j-h);
            }
            cn++;
        }
        temp.insert(arr[i]);
        temp.insert(arr[i]);
        //point addition:
        c-=arr[i];
        //expansion:
        c-=h*m;
        m++;
        pts=temp;
    }
    multiset<int>::iterator it = pts.end();
    int cn = 0;
    while(cn<n){
        it--;
        c+=*it;
        m--;
        cn++;
    }
    cout << m*(*it)+c;
    return 0;
}

• Subtask 1: 0 / 3
• Subtask 2: 4 / 4
• Subtask 3: 9 / 9
• Subtask 4: 0 / 5
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• Subtask 9: 0 / 29