/ SeriousOJ /

Record Detail

Accepted


  
# Status Time Cost Memory Cost
#1 Accepted 1ms 532.0 KiB
#2 Accepted 1ms 532.0 KiB
#3 Accepted 1ms 532.0 KiB
#4 Accepted 2ms 532.0 KiB

Code

#include <bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
using namespace std;

#ifdef velox
#include "debug.h"
#else
#define dbg(x...)
#endif

#define srt(v) sort(v.begin(),v.end())
#define grtsrt(v) sort(v.begin(),v.end(),greater<ll>())
#define unq(v) v.erase(unique(v.begin(),v.end()),v.end())
#define rev(v) reverse(v.begin(),v.end())
#define set_bits(x) __builtin_popcountll(x)
#define fst_zero(x) 63-__builtin_ctzll(x)
#define lst_zero(x) __builtin_ctzll(x)
#define gcd(x,y) __gcd(x,y)
#define lcm(x,y) ((x/gcd(x,y))*y)
#define YES cout << "YES" << endl
#define NO cout << "NO" << endl
#define ceil(x,y) ((x+y-1)/y)
#define ll long long
#define pb push_back
#define endl '\n'
#define fx(x) fixed<<setprecision(x)
template <typename T> using pbds = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
const ll MOD = 1e9+7;

void file(){
    #ifdef velox
    freopen("input.txt","r",stdin);
    freopen("output.txt","w",stdout);
    freopen("error.txt","w",stderr);
    #endif
}



void solve(){
    ll n; cin >> n;

    map<string,ll> mp;
    for(int x=0; x<n; x++){
        string s; cin >> s;
        mp[s]++;
    }

    ll k; cin >> k;
    map<string,ll> hv;
    while(k--){
        string s; cin >> s;

        if(mp[s]>0){
            if(hv[s]==0){
                cout << "Welcome!" << endl;
                hv[s]++;
            }
            else{
                cout << "Already inside!" << endl;
                hv[s]++;
            }
        }
        else{
            cout << "Sorry, not on the list." << endl;
        }
    }


}

int main(){
    // file();
    ios_base::sync_with_stdio(0); cin.tie(0);
    ll t=1;
    // cin >> t;
    while(t--) solve();
    return 0;
}

Information

Submit By
Type
Submission
Problem
P1227 LUCC Party Check-in
Contest
LUCC Presents Intra LU Junior Programming Contest - Replay
Language
C++17 (G++ 13.2.0)
Submit At
2025-09-02 15:44:20
Judged At
2025-09-02 15:44:20
Judged By
Score
100
Total Time
2ms
Peak Memory
532.0 KiB