제출 #1302491

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1302491		binhbg0201	Vlak (COCI20_vlak)	C++20	0 / 70	13 ms	20764 KiB

Main

#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define ld long double
#define endl "\n"
#define TASK ""
#define II pair<int,int>
#define fi first
#define se second

#define MASK(i) (1 << (i))
#define BIT(i,x) (((x) >> (i)) & 1)

int MOD = 1e9 + 7;
int const N = 1e6 + 7;


struct Trie{
	struct node{
		node * child[26];
		int exits[3];
		node(){
			for(int i = 0;i < 26;i++) child[i] = NULL;
			exits[1] = exits[2] = 0;
		}
	};
	
	node *root;
	Trie(){
		root = new node();
	}
	
	void insert(string s,int i){
		node *p = root;
		for(auto f : s){
			int c = f - 'a';
			if(p -> child[c] == NULL) p -> child[c] = new node();
			p = p -> child[c];
			p -> exits[i] = 1;
		}
	}
	
	void dfs(node *p,int h){
		if(p != root){
			if(p -> exits[2] == 0 && h % 2 == 1){
				cout<<"Nina"<<endl;
				exit(0);
			}
		}
		int s = (h + 1) & 1;
		for(int i = 0;i < 26;i++){
			if(p -> child[i] == NULL) continue;
			if(p -> child[i] -> exits[s] == 0) continue;
			dfs(p -> child[i],h + 1);
		}
	}
}T;

void solve(){
	int n;cin>>n;
	cout<<n<<endl;
	for(int i = 1;i <= n;i++){
		string s;cin>>s;
		T.insert(s,1);
	}
	cout<<"hi"<<endl;
	int m;cin>>m;
	for(int i = 1;i <= m;i++){
		string s;cin>>s;
		T.insert(s,2);
	}
	T.dfs(T.root,0);
	cout<<"Emilija"<<endl;
}


int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);cout.tie(NULL);
//	freopen(TASK".INP","r",stdin);
//	freopen(TASK".OUT","w",stdout);
	solve();
	return 0;
}
//be

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10