Submission #934381

#	Time	Username	Problem	Language	Result	Execution time	Memory
934381		bashNewbie	Vlak (COCI20_vlak)	C++17	0 / 70	11 ms	18268 KiB

Main

#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
#include <utility>
using namespace std;

#define fast_io ios::sync_with_stdio(0), cin.tie(0)
#define vi vector<int>
#define pi pair<int, int>
#define fv first

const int N = 2e5+7, K = 26;
pi adj[N][K]; int len;

void add(string& s, int d) {
	int x = 0;
	for(char ch: s) {
		int c = ch-'a';
		auto [y, f] = adj[x][c];
		
		if(y) f += d; else
		adj[x][c] = {len++, d};

		x = adj[x][c].fv;
	}
}

int dfs(int x, int r) {
	int wx = 0;
	for(auto [y, f]: adj[x]) {
		if(!y) continue;

		if(r&1) {
			if(f > -1) {
				int wy = dfs(y, r^1);
				wx |= wy^1;
			}
		} else {
			if(f < 1) {
				int wy = dfs(y, r^1);
				wx |= wy^1;
			}
		}
	}
	return wx;
}

int main() {
	fast_io;

	len = 1;

	int n; string s;

	for(int k = -1; k < 2; k++) {
		if(!k) continue;

		cin >> n;
		for(int i = 0; i < n; i++) {
			cin >> s;
			add(s, k);
		}
	}

	int ret = dfs(0, 0);
	cout << (ret? "Nina": "Emilija") << "\n";
}

• 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