제출 #1082001

#제출 시각아이디문제언어결과실행 시간메모리
1082001LaMatematica14Longest Trip (IOI23_longesttrip)C++17
5 / 100
8 ms600 KiB
#include <bits/stdc++.h>
using namespace std;
bool are_connected(vector<int> A, vector<int> B);

vector<int> longest_trip(int N, int D){
    vector<int> perc = {0};
    bool b = 0;
    for (int i = 1; i < N-1; i++) {
        vector<int> ca = {i}, cb = {perc.back()};
        if (are_connected(ca, cb)) perc.push_back(i);
        else {
            perc.push_back(i+1); perc.push_back(i);
            if (i+1 == N-1) b = 1;
        }
    }
    if (!b) {
        vector<int> a = {N-1}, b = {perc.back()};
        if (are_connected(a, b)) perc.push_back(N-1);
        else {
            perc.insert(perc.begin(), N-1);
        }
    }
    return perc;
}


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