Submission

Score: 50

User: Chawin

Problemset: จุดแวะพัก

Language: cpp

Time: 0.005 second

Submitted On: 2026-03-21 23:37:02

#include<bits/stdc++.h>
using namespace std;

using ll = long long;

int main(){
    ios_base::sync_with_stdio(0), cin.tie(0);

    int n, k;
    cin >> n >> k;
    cin.ignore();

    vector<pair<int, string>> v;

    while(n--){
        string note;
        getline(cin, note);

        stringstream ss(note);

        string name;
        ss >> name;

        int x, cnt = 0;;
        while(ss >> x){
            if(x < k) cnt++;
            else if(x == k){
                v.push_back({cnt, name});
                break;
            }
            else break;
        }
    }

    sort(v.begin(), v.end());

    if(v.empty()) cout << -1;
    else{
        for(auto &x : v){
            cout << x.second << " ";
        }
    }

    return 0;
}