제출 #350453

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
3504532021-01-19 05:55:50amunduzbaev낙하산 고리들 (IOI12_rings)C++14
컴파일 에러
0 ms0 KiB
#include "grader.cpp"
#include "bits/stdc++.h"
using namespace std;
#define pb push_back
#define ss second
#define ff first
const int N = 5e3+5;
int n;
vector<pair<int, int>> edges[N];
int used[N], vis[N];
void Init(int nn) { n = nn; }
int last;
void Link(int A, int B) {
edges[A].pb({B, ++last});
edges[B].pb({A, last});
}
bool dfs(int u){
if(vis[u]) return 0;
int cnt = 0;
for(auto x:edges[u]){
if(used[x.ss]) continue;
if(cnt) return 0;
cnt++;
dfs(x.ff);
}return 1;
 
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컴파일 시 표준 에러 (stderr) 메시지

/tmp/ccWc7l89.o: In function `main':
rings.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccFQ8iBj.o:grader.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status