제출 #355501

#제출 시각아이디문제언어결과실행 시간메모리
355501deadeyeTraffic (IOI10_traffic)C++14
컴파일 에러
0 ms0 KiB
#include "traffic.h" #include <bits/stdc++.h> using namespace std; #define int long long #define pb push_back #define fi first #define si second typedef pair<int,int> pi; #ifdef LOCAL #define debug(...) __f(#__VA_ARGS__, __VA_ARGS__) #else #define debug(...) 69 #endif template <typename Arg> void __f(string name, Arg arg) { cerr << name << " = " << arg << endl; } template <typename Head, typename... Tail> void __f(string names, Head head, Tail... tail) { string cur = ""; for (auto ch: names){if(ch==','){break;}else{cur+=ch;}} string nxt = names.substr(cur.size()+2); cerr << cur << " = " << head << ", "; __f(nxt, tail...); } const int MXN = 1000005, INF = 1e9; int sz[MXN], ans[MXN], ret = INF, total, num[MXN]; vector<int> adj[MXN]; void dfs(int x, int p) { for (auto i: adj[x]) if (i != p) { dfs(i, x); num[x] += num[i] + sz[i]; ans[x] = max(ans[x], num[x]); } ans[x] = max(ans[x], total - num[x] - sz[x]); } int LocateCentre(int N, int P[], int S[], int D[]) { for (int i = 0; i < N; ++i) { total += P[i]; sz[i] = P[i]; } for (int i = 0; i < N - 1; ++i) { adj[S[i]].pb(D[i]); adj[D[i]].pb(S[i]); } dfs(0, 0); for (int i = 0; i < N; ++i) { ret = min(ret, ans[i]); // debug(ans[i], i); } return ret; }

컴파일 시 표준 에러 (stderr) 메시지

/tmp/cc3LivFn.o: In function `main':
grader.cpp:(.text.startup+0xd9): undefined reference to `LocateCentre(int, int*, int*, int*)'
collect2: error: ld returned 1 exit status