제출 #406559

#제출 시각아이디문제언어결과실행 시간메모리
406559benkTraffic (IOI10_traffic)C++14
컴파일 에러
0 ms0 KiB
#include "traffic.h" #include <bits/stdc++.h> using namespace std; const int N = 1e6 + 10; int tot; vector<int> adj[N], ch(N), peop(N), curr(N); vector<bool> vis(N); void dfs(int x) { vis[x] = 1; for (auto it : adj[x]) { if (vis[it]) continue; dfs(it); ch[x] += ch[it]; peop[x] = max(peop[x], ch[x]); // max of all ch } ch[x] += curr[x]; peop[x] = max(peop[x], tot - ch[x]); // either from par or ch } int LocateCentre(int n, int p[], int s[], int d[]) { for (int i = 0; i < n - 1; i++) { adj[s[i]].pb(d[i]); adj[d[i]].pb(s[i]); } for (int i = 0; i < n; i++) { tot += p[i]; curr[i] = p[i]; } dfs(0); int ans = INT_MAX, res = -1; for (int i = 0; i < n; i++) { if (ans > peop[i]) { ans = peop[i]; res = i; } } return res; }

컴파일 시 표준 에러 (stderr) 메시지

traffic.cpp: In function 'int LocateCentre(int, int*, int*, int*)':
traffic.cpp:24:13: error: 'class std::vector<int>' has no member named 'pb'
   24 |   adj[s[i]].pb(d[i]);
      |             ^~
traffic.cpp:25:13: error: 'class std::vector<int>' has no member named 'pb'
   25 |   adj[d[i]].pb(s[i]);
      |             ^~