제출 #699395

#제출 시각아이디문제언어결과실행 시간메모리
699395Richw818Traffic (IOI10_traffic)C++17
컴파일 에러
0 ms0 KiB
/** * Author: Richw818 * Created: 02.16.2023 15:28:46 **/ #include <bits/stdc++.h> using namespace std; int total = 0; int center = -1, traffic = INT_MAX; vector<vector<int>> adj; vector<int> costs; int dfs(int n, int p){ int most = 0, totalChild = 0; for(int next : adj[n]){ if(next != p){ int val = dfs(next, n); most = max(most, val); totalChild += most; } } totalChild += costs[n]; most = max(most, total - totalChild); if(most < traffic){ center = n; traffic = most; } return totalChild; } int LocateCentre(int n, vector<int> p, vector<int> s, vector<int> d){ adj.resize(n); costs = p; total = accumulate(p.begin(), p.end(), 0); for(int i = 0; i < n - 1; i++){ adj[s[i]].push_back(d[i]); adj[d[i]].push_back(s[i]); } dfs(0, -1); return center; } // int main(){ // ios_base::sync_with_stdio(false); // cin.tie(nullptr); // return 0; // }

컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/ccLUEBZm.o: in function `main':
grader.cpp:(.text.startup+0xe1): undefined reference to `LocateCentre(int, int*, int*, int*)'
collect2: error: ld returned 1 exit status