제출 #1056956

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1056956		anarch_y	Vlak (COCI20_vlak)	C++17	0 / 70	4 ms	8028 KiB

Main

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define all(x) begin(x), end(x)
#define sz(x) (int)x.size()
#define pb push_back
 
const int mod = 1e9+7;
 
struct Trie{
    static const int wmax = 2e6;
    int trie[wmax][26];
    bool stop[wmax];
    int num;
 
    void insert(string x){
        int cur = 0;
        for(auto t: x){
            int c = t - 'a';
            if(trie[cur][c] == 0){
                trie[cur][c] = ++num;
            }
            cur = trie[cur][c];
        }
        stop[cur] = true;
    }

    pair<int, int> check(string x){
        int cur = 0;
        int ans = 0;
        for(auto t: x){
            int c = t - 'a';
            if(trie[cur][c] == 0){
                if(stop[cur]) return {ans, 1};
                else return {ans, 0};
            }
            ans++;
            cur = trie[cur][c];
        }
        if(stop[cur]) return {ans, 1};
        else return {ans, 0};
    }
};    
 
Trie T;
 
int main(){
    ios::sync_with_stdio(0);
    cin.tie(0);

    int n; cin >> n;
    vector<string> v(n);
    for(int i=0; i<n; i++) cin >> v[i];
    int m; cin >> m;
    vector<string> w(m);
    for(int i=0; i<m; i++){
        cin >> w[i];
        T.insert(w[i]);
    }
    bool ok = false;
    for(int i=0; i<n; i++){
        auto [ans, b] = T.check(v[i]);
        if(ans%2 == 0){
            if(sz(v[i]) != ans){
                ok = true;
                break;
            }
        }
        else{
            if(b == 1){
                ok = true;
                break;
            }
        }
    }
    if(ok) cout << "Nina";
    else cout << "Emilija";
}

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