Submission #1155198

#	Time	Username	Problem	Language	Result	Execution time	Memory
1155198		aarb_.tomatexd	Boxes with souvenirs (IOI15_boxes)	C++20	10 / 100	0 ms	400 KiB

boxes

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

ll delivery(int N, int K, int L, int positions[]) {
    vector<ll> cw, acw;

    for (int i = 0; i < N; i++) {
        int pos = positions[i];
        if (pos == 0) continue;
        if (pos <= L - pos)
            cw.push_back(pos);
        else
            acw.push_back(L - pos);
    }

    sort(cw.begin(), cw.end(), greater<ll>());
    sort(acw.begin(), acw.end(), greater<ll>());

    ll cost = 0;
    for (int i = 0; i < cw.size(); i += K)
        cost += 2LL * cw[i];

    for (int i = 0; i < acw.size(); i += K)
        cost += 2LL * acw[i];

    return cost;
}

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