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Submission #373252

# Submission time Handle Problem Language Result Execution time Memory
373252 2021-03-03T23:40:35 Z sam571128 Vlak (COCI20_vlak) C++14
10 / 70
 2 ms 1388 KB 
#include <bits/stdc++.h>

#define int long long
#define fastio ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

using namespace std;

const int N = 2e3+5;
int tr[N][26], win[N], p[N][2], cnt = 0;

void insert(string &s, int player){
	int now = 0;
	for(auto c : s){
		if(!tr[now][c-'a']) now = tr[now][c-'a'] = ++cnt;
		else now = tr[now][c-'a'];
	}
	p[now][player] = 1;
}

void dfs(int now, int turn = 0){
	bool has = 0, ok = 0;
	for(int i = 0;i < 26;i++){
		if(!tr[now][i]) continue;
		dfs(tr[now][i]);
		ok = 1;
		if(!win[tr[now][i]]) has = 1;
	}
	if(!ok){
		if(p[now][turn]) win[now] = 1;
	}
	if(has) win[now] = 1;
}

signed main(){
	fastio
	int n;
	cin >> n;
	for(int i = 0;i < n;i++){
		string s;
		cin >> s;
		insert(s,0);
	}
	int m;
	cin >> m;
	for(int i = 0;i < m;i++){
		string s;
		cin >> s;
		insert(s,1);
	}
	dfs(0);
	cout << (win[0] ? "Nina" : "Emilija") << "\n";
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 620 KB Output is correct
2 Correct 1 ms 620 KB Output is correct
3 Incorrect 1 ms 620 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 620 KB Output is correct
2 Correct 1 ms 620 KB Output is correct
3 Correct 1 ms 620 KB Output is correct
4 Incorrect 1 ms 620 KB Output isn't correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 620 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 620 KB Output is correct
2 Correct 1 ms 620 KB Output is correct
3 Correct 1 ms 620 KB Output is correct
4 Correct 1 ms 620 KB Output is correct

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 1388 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 1388 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 1388 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -