제출 #939696

#제출 시각아이디문제언어결과실행 시간메모리
939696weajinkLongest Trip (IOI23_longesttrip)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; typedef long long ll; vector<int> sciezka[2]; void dodaj_wierzcholek(int v){ if (!sciezka[0].size() || are_connected({v},{sciezka[0].back()})){ sciezka[0].push_back(v); return; } if (!sciezka[1].size() || are_connected({v},{sciezka[1].back()})){ sciezka[1].push_back(v); return; } for (int i = (int)sciezka[1].size()-1; i >= 0; i--) sciezka[0].push_back(sciezka[1][i]); sciezka[1] = {v}; } vector<int> longest_trip(int N, int D){ sciezka[0].clear(); sciezka[1].clear(); for (int i = 1; i <= N; i++) dodaj_wierzcholek(i); if (sciezka[0].size() < sciezka[1].size()) swap(sciezka[0],sciezka[1]); return sciezka[0]; }

컴파일 시 표준 에러 (stderr) 메시지

longesttrip.cpp: In function 'void dodaj_wierzcholek(int)':
longesttrip.cpp:8:28: error: 'are_connected' was not declared in this scope
    8 |  if (!sciezka[0].size() || are_connected({v},{sciezka[0].back()})){
      |                            ^~~~~~~~~~~~~
longesttrip.cpp:12:28: error: 'are_connected' was not declared in this scope
   12 |  if (!sciezka[1].size() || are_connected({v},{sciezka[1].back()})){
      |                            ^~~~~~~~~~~~~