제출 #765401

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
765401	2023-06-24 12:19:31	vjudge1	Network (BOI15_net)	C++17	100 / 100	998 ms	84680 KiB

net

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/******************
tree-bends-in-youth
//24///06///2023///
******************/
#include <bits/stdc++.h>
#define ll long long
#define F first
#define S second
#define pb push_back
#define all(x) x.begin(), x.end()
using namespace std;
const ll N = 1e6 + 1;
const ll INF = 1e17;
const ll MOD = 1e9 + 7;
vector<int>g[N];
vector <int> l;
map<int,int>used;
int tm;
void dfs(int v){
    used[v]=1;
    if(g[v].size() == 1)l.pb(v);
    for(ll to : g[v]){
        if(!used[to]){
            dfs(to);
        }
    }
}
void solve(){
    int n;
    cin >> n;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

net.cpp: In function 'void solve()':
net.cpp:47:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |     for(int i = 0;i + k < l.size();i++){
      |                   ~~~~~~^~~~~~~~~~
net.cpp: At global scope:
net.cpp:54:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   54 | main () {
      | ^~~~

• Subtask 1: 18 / 18
• Subtask 2: 45 / 45
• Subtask 3: 37 / 37