제출 #1049645

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1049645		nisanduu	열쇠 (IOI21_keys)	C++17	컴파일 에러	0 ms	0 KiB

keys

#include <vector>
#include <bits/stdc++.h>

using namespace std;

ll dfs(ll node,vector<ll> vis,vector<vector<ll>> adj){
    vis[node]=1;
    int am = 1;
    for(auto el:adj[node]){
        if(!vis[node]){
            am += dfs(el,vis,adj);
        }
    }
    return am;
}

vector<int> find_reachable(vector<int> r, vector<int> u, vector<int> v, vector<int> c) {
	vector<int> ans(r.size(), 0);
	int n = r.size();
	int m = v.size();
	vector<vector<ll>> adj(n+2);
	for(ll i=0;i<m;i++){
	    adj[v[i]].push_back(u[i]);
	    adj[u[i]].push_back(v[i]);
	}
	int mini = 1e9;
	int type = c[0];
	for(int i=0;i<n;i++){
	    if(r[i]==type) {
	        vector<ll> vis(n+2);
	        ans[i] = dfs(i,vis,adj);
	    }else{
	        ans[i] = 1;
	    }
	    mini = min(mini,ans[i]);
	}
    for(int i=0;i<n;i++) ans[i] = ans[i]==mini ? 1 : 0;
	return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

keys.cpp:6:1: error: 'll' does not name a type
    6 | ll dfs(ll node,vector<ll> vis,vector<vector<ll>> adj){
      | ^~
keys.cpp: In function 'std::vector<int> find_reachable(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
keys.cpp:21:16: error: 'll' was not declared in this scope
   21 |  vector<vector<ll>> adj(n+2);
      |                ^~
keys.cpp:21:16: error: template argument 1 is invalid
keys.cpp:21:16: error: template argument 2 is invalid
keys.cpp:21:18: error: template argument 1 is invalid
   21 |  vector<vector<ll>> adj(n+2);
      |                  ^~
keys.cpp:21:18: error: template argument 2 is invalid
keys.cpp:22:8: error: expected ';' before 'i'
   22 |  for(ll i=0;i<m;i++){
      |        ^~
      |        ;
keys.cpp:22:13: error: 'i' was not declared in this scope
   22 |  for(ll i=0;i<m;i++){
      |             ^
keys.cpp:30:19: error: template argument 2 is invalid
   30 |          vector<ll> vis(n+2);
      |                   ^
keys.cpp:31:19: error: 'dfs' was not declared in this scope; did you mean 'ffs'?
   31 |          ans[i] = dfs(i,vis,adj);
      |                   ^~~
      |                   ffs