제출 #1296341

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1296341		eri16	기지국 (IOI20_stations)	C++20	컴파일 에러	0 ms	0 KiB

stations

#include "stations.h"
#include <bits/stdc++.h>

using namespace std;

vector<int> lbl;

int t=-1;

vector<vector<int>> adj(1005);

void dfs(int node, int parent){
	int tin=++t;
	for(int child : adj[node])
		if(child != parent) dfs(child,node);
	int tout=t;
	labels[node]=tout*1000+tin;
}


vector<int> label(int n, int k, vector<int> u, vector<int> v){
    lbl.resize(n);

	for(int i=0; i<n-1; i++) {
		adj[u[i]].push_back(v[i]);
		adj[v[i]].push_back(u[i]);
	}
    dfs(0,-1);
    return lbl;
}

int find_next_station(int start, int final, vector<int> rel){
	final-=(final/1000)*1000;
	int outmx=rel[rel.size()-1]/1000;

	int cur=0;
	
	while(cur<rel.size()){
		int child=rel[cur];
		
		int in=child-(child/1000)*1000;
		int out=child/1000;
		
		if(out==outmx)break;
		if(in<=t && t<=out)return child;
		cur++;
	}

	for(int  j=c.size()-1; j>=cur; j--){
		int child=c[j];
		int in=child-(child/1000)*1000;
		int out=child/1000;
		if(in<=t && t<=out)return child;
	}
	return c[cur];
}

컴파일 시 표준 에러 (stderr) 메시지

stations.cpp: In function 'void dfs(int, int)':
stations.cpp:17:9: error: 'labels' was not declared in this scope; did you mean 'label'?
   17 |         labels[node]=tout*1000+tin;
      |         ^~~~~~
      |         label
stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:49:20: error: 'c' was not declared in this scope
   49 |         for(int  j=c.size()-1; j>=cur; j--){
      |                    ^
stations.cpp:55:16: error: 'c' was not declared in this scope
   55 |         return c[cur];
      |                ^