Submission #378815

#	Time	Username	Problem	Language	Result	Execution time	Memory
378815		Araragi	Vlak (COCI20_vlak)	C++17	70 / 70	42 ms	20460 KiB

Main

#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("00")
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
typedef pair<int, int> pii;
ll time() {return chrono::system_clock().now().time_since_epoch().count();}
mt19937 rnd(time());
const int inf = 1e9;
const ll inf64 = 1e18;
#define ft first
#define fin(x) ifstream cin("x.in");
#define fout(x) ofstream cout("x.out");
#define sd second
#define pb push_back
#define sz(x) (int)x.size()

struct trie
{
    trie *nxt[26]{};
    bool who[2]{}, ok{};

    void add(char* now, int n, int wh)
    {
        who[wh] = true;

        if (!n)
            return;

        auto& to = nxt[*now - 'a'];

        if (!to)
            to = new trie();

        to->add(now + 1, n - 1, wh);
    }

    void play(int whoMove)
    {
        ok = whoMove ^ 1;
        for (int i = 0; i < 26; i++)
        {
            if (!nxt[i])
                continue;
            nxt[i]->play(whoMove ^ 1);
            if (nxt[i]->ok == whoMove && nxt[i]->who[whoMove])
                ok = whoMove;
        }
    }
};

int main(){
   ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

   trie root;

   int n;
   cin >> n;

   for (int i = 0; i < n; i++)
   {
        string s;
        cin >> s;
        root.add(&s[0], (int)s.size(), 0);
   }

   int m;
   cin >> m;

   for (int i = 0; i < m; i++)
   {
       string s;
       cin >> s;
       root.add(&s[0], (int)s.size(), 1);
   }

   root.play(0);

   cout << (root.ok ? "Emilija" : "Nina");
}

	

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10