제출 #1167304

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1167304	2025-03-15 23:31:27	turneja	경주 (Race) (IOI11_race)	C++20	컴파일 에러	0 ms	0 KiB

race

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#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
using namespace std;
using namespace __gnu_pbds;
#define endl "\n"
#define ll long long
#define IOS ios_base::sync_with_stdio(false); cin.tie(nullptr);
const int N = 2e5 + 5;
int sz[N];
bool seen_c[N];
int parent_c[N];
int depth[N];
long long path[N];
vector<pair<int, int>> adj[N];
map<long long, int> mp;
int ans = N;
void dfs_subtree(int u, int p) {
    sz[u] = 1;
    for (auto [v, wt] : adj[u]) {
        if (v != p && !seen_c[v]) {
            dfs_subtree(v, u);
            sz[u] += sz[v];
        }
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/cc2bOJTZ.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cc1W111f.o:race.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/cc2bOJTZ.o: in function `main':
grader.cpp:(.text.startup+0x28): undefined reference to `best_path(int, int, int (*) [2], int*)'
collect2: error: ld returned 1 exit status