제출 #254215

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
254215		eohomegrownapps	선물상자 (IOI15_boxes)	C++14	10 / 100	1 ms	384 KiB

boxes

#include "boxes.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

ll delivery(int n, int k, int l, int p[]) {
    ll scoremin = 1e18;
    ll scoretot = 0;
    for (int i = 0; i<n; i+=k){
        int s = i;
        int e = min(i+k-1,n-1);
        scoretot+=min(l,min((l-p[s])*2,p[e]*2));
    }
    //cout<<scoretot<<'\n';
    scoremin=min(scoremin,scoretot);
    scoretot=0;
    for (int i = n-1; i>=0; i-=k){
        int s = max(0,i-k+1);
        int e = i;
        scoretot+=min(l,min((l-p[s])*2,p[e]*2));
    }
    //cout<<scoretot<<'\n';
    return scoretot;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30