oj.uz

답안 #688585

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
688585 2023-01-27T18:54:43 Z rieyuw Vlak (COCI20_vlak) C++17
70 / 70
 16 ms 14244 KB 
#include <bits/stdc++.h>

using namespace std;

const int mxN = 1e5+10;
vector<vector<int>> nxt(mxN, vector<int>(26));
vector<int> color(mxN);

bool dfs(int node, int depth)
{
    int par = (depth & 1);
    bool res = !par;
    for (int i = 0; i < 26 && res != par; ++i)
    {
        int neig = nxt[node][i];
        if (neig != 0 && ((color[neig] >> par) & 1))
        {
            bool neigRes = dfs(neig, depth+1);
            if (par)
                res |= neigRes;
            else
                res &= neigRes;
        }
    }
    return res;
}

int main() 
{
    ios::sync_with_stdio(0), cin.tie(0);
    int n; cin >> n;
    string s;
    int MAXID = 0;
    color[0] = 3;
    while(n--)
    {
        cin >> s;
        int node = 0;
        for (char c : s)
        {
            if (nxt[node][c-'a'] == 0)
                nxt[node][c-'a'] = ++MAXID;
            node = nxt[node][c-'a'];
            color[node] |= 2;
        }        
    }
 
    int m; cin >> m;
    while(m--)
    {
        cin >> s;
        int node = 0;
        for (char c : s)
        {
            if (nxt[node][c-'a'] == 0)
                nxt[node][c-'a'] = ++MAXID;
            node = nxt[node][c-'a'];
            color[node] |= 1;
        }        
    }
    cout << (dfs(0, 1) ? "Nina" : "Emilija") << "\n";
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 13992 KB Output is correct
2 Correct 9 ms 13932 KB Output is correct
3 Correct 9 ms 14016 KB Output is correct
4 Correct 9 ms 13952 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 14040 KB Output is correct
2 Correct 10 ms 13908 KB Output is correct
3 Correct 9 ms 13908 KB Output is correct
4 Correct 10 ms 13908 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 13908 KB Output is correct
2 Correct 9 ms 13908 KB Output is correct
3 Correct 9 ms 13908 KB Output is correct
4 Correct 9 ms 13908 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 13908 KB Output is correct
2 Correct 9 ms 14012 KB Output is correct
3 Correct 10 ms 13908 KB Output is correct
4 Correct 9 ms 14008 KB Output is correct

Subtask #5
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 14180 KB Output is correct
2 Correct 14 ms 14172 KB Output is correct
3 Correct 13 ms 14184 KB Output is correct
4 Correct 16 ms 14244 KB Output is correct

Subtask #6
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 14180 KB Output is correct
2 Correct 12 ms 14180 KB Output is correct
3 Correct 12 ms 14236 KB Output is correct
4 Correct 12 ms 14164 KB Output is correct

Subtask #7
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 14140 KB Output is correct
2 Correct 12 ms 14164 KB Output is correct
3 Correct 13 ms 14164 KB Output is correct
4 Correct 13 ms 14228 KB Output is correct