제출 #695171

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
695171		Abito	Railway (BOI17_railway)	C++14	0 / 100	93 ms	4208 KiB

railway

#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define F first
#define S second
#define int long long
const int N=1e5+5;
int n,m,k;
pair<int,int> e[N];
int32_t main(){
    cin>>n>>m>>k;
    for (int i=1;i<n;i++) cin>>e[i].F>>e[i].S;
    for (int i=1;i<=m;i++){
        int z;cin>>z;
        for (int i=1;i<=z;i++){
            int x;cin>>x;
        }
    }
    cout<<n-1<<endl;
    for (int i=1;i<n;i++) cout<<i<<' ';
    cout<<endl;
    return 0;
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 15
• Subtask 3: 0 / 7
• Subtask 4: 0 / 29
• Subtask 5: 0 / 16
• Subtask 6: 0 / 25