제출 #401833

#제출 시각아이디문제언어결과실행 시간메모리
401833timmyfengAmusement Park (JOI17_amusement_park)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; void Joi(int n, int m, int *a, int *b, long long x, int t) { vector<vector<int>> adj(n); for (int i = 0; i < m; ++i) { adj[a[i]].push_back(b[i]); adj[b[i]].push_back(a[i]); } vector<bool> visited(n); auto dfs = [&](int u, auto &self) -> void { MessageBoard(u, x % 2); x /= 2; visited[u] = true; for (auto c : adj[u]) { if (!visited[c]) { self(c, self); } } }; dfs(0, dfs); }
#include <bits/stdc++.h> using namespace std; const int L = 4; long long Ioi(int n, int m, int *a, int *b, int p, int v, int t) { vector<vector<int>> adj(n); for (int i = 0; i < m; ++i) { adj[a[i]].push_back(b[i]); adj[b[i]].push_back(a[i]); } vector<int> path; vector<bool> visited(n); auto dfs_find = [&](int u, auto &self) -> bool { visited[u] = true; if (u == 0) { return true; } for (auto c : adj[u]) { if (!visited[c] && self(c, self)) { path.push_back(c); return true; } } return false; }; dfs_find(p, dfs_find); reverse(path.begin(), path.end()); for (auto u : path) { v = Move(u); } int i = 0; long long ans = 0; visited.assign(n, false); auto dfs_read = [&](int u, auto &self) -> bool { ans |= v * (1LL << i); if (++i == L) { return true; } visited[u] = true; for (auto c : adj[u]) { if (!visited[c]) { v = Move(c); if (self(c, self)) { return true; } v = Move(u); } } return false; }; dfs_read(0, dfs_read); return ans; }

컴파일 시 표준 에러 (stderr) 메시지

Joi.cpp: In lambda function:
Joi.cpp:13:9: error: there are no arguments to 'MessageBoard' that depend on a template parameter, so a declaration of 'MessageBoard' must be available [-fpermissive]
   13 |         MessageBoard(u, x % 2);
      |         ^~~~~~~~~~~~
Joi.cpp:13:9: note: (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated)
Joi.cpp: In instantiation of 'Joi(int, int, int*, int*, long long int, int)::<lambda(int, auto:23&)> [with auto:23 = Joi(int, int, int*, int*, long long int, int)::<lambda(int, auto:23&)>]':
Joi.cpp:24:15:   required from here
Joi.cpp:13:21: error: 'MessageBoard' was not declared in this scope
   13 |         MessageBoard(u, x % 2);
      |         ~~~~~~~~~~~~^~~~~~~~~~

Ioi.cpp: In function 'long long int Ioi(int, int, int*, int*, int, int, int)':
Ioi.cpp:34:13: error: 'Move' was not declared in this scope
   34 |         v = Move(u);
      |             ^~~~
Ioi.cpp: In lambda function:
Ioi.cpp:49:21: error: there are no arguments to 'Move' that depend on a template parameter, so a declaration of 'Move' must be available [-fpermissive]
   49 |                 v = Move(c);
      |                     ^~~~
Ioi.cpp:49:21: note: (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated)
Ioi.cpp:53:21: error: there are no arguments to 'Move' that depend on a template parameter, so a declaration of 'Move' must be available [-fpermissive]
   53 |                 v = Move(u);
      |                     ^~~~
Ioi.cpp: In instantiation of 'Ioi(int, int, int*, int*, int, int, int)::<lambda(int, auto:24&)> [with auto:24 = Ioi(int, int, int*, int*, int, int, int)::<lambda(int, auto:24&)>]':
Ioi.cpp:60:26:   required from here
Ioi.cpp:49:25: error: 'Move' was not declared in this scope
   49 |                 v = Move(c);
      |                     ~~~~^~~
Ioi.cpp:53:25: error: 'Move' was not declared in this scope, and no declarations were found by argument-dependent lookup at the point of instantiation
   53 |                 v = Move(u);
      |                     ~~~~^~~