제출 #957412

#제출 시각아이디문제언어결과실행 시간메모리
957412Turkhuu가장 긴 여행 (IOI23_longesttrip)C++17
15 / 100
7 ms600 KiB
#include "longesttrip.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> longest_trip(int N, int D) {
    deque<int> a;
    if (are_connected({0}, {1})) {
        a = {0, 1};
        if (are_connected({0}, {2})) {
            a.push_front(2);
        } else {
            a.push_back(2);
        }
    } else {
        a = {0, 2, 1};
    }
    for (int i = 3; i < N; i++) {
        if (are_connected({a.front()}, {i})) {
            a.push_front(i);
        } else {
            a.push_back(i);
        }
    }
    return vector(a.begin(), a.end());
}
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