제출 #1347795

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1347795		miyazaki1072	Easter Eggs (info1cup17_eastereggs)	C++20	컴파일 에러	0 ms	0 KiB

eastereggs

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

using namespace std;


int n;
vector<int>adj[n+50];
int node[n+50],a[n+50],tour=1;
void dfs(int u,int p){
    node[u] = tour++;
    a[node[u]] = u;
    for(auto &v:adj[u]){
        if(v==p)continue;
        dfs(v,u);
    }
} 
vector<int>calc(int r){
    vector<int>ret;
    for(int i=1;i<=r;i++)ret.push_back({a[i]});
    return ret;
}
int findEgg (int N, vector < pair < int, int > > bridges){
    n = N;
    for(auto [u,v]:bridges){
        adj[u].pb(v);
        adj[v].pb(u);
    }
    int l=1,r=n;
    while(l<r){
        int mid = (l+r)/2;
        vector<int> vecask = calc(mid);
        if(query(vecask))r=mid;
        else l = mid+1;
    }
    return node[l];
}

컴파일 시 표준 에러 (stderr) 메시지

eastereggs.cpp:8:17: error: size of array 'adj' is not an integral constant-expression
    8 | vector<int>adj[n+50];
      |                ~^~~
eastereggs.cpp:9:11: error: size of array 'node' is not an integral constant-expression
    9 | int node[n+50],a[n+50],tour=1;
      |          ~^~~
eastereggs.cpp:9:19: error: size of array 'a' is not an integral constant-expression
    9 | int node[n+50],a[n+50],tour=1;
      |                  ~^~~
eastereggs.cpp: In function 'int findEgg(int, std::vector<std::pair<int, int> >)':
eastereggs.cpp:26:16: error: 'class std::vector<int>' has no member named 'pb'
   26 |         adj[u].pb(v);
      |                ^~
eastereggs.cpp:27:16: error: 'class std::vector<int>' has no member named 'pb'
   27 |         adj[v].pb(u);
      |                ^~