Submission #701361

#	Time	Username	Problem	Language	Result	Execution time	Memory
701361		Do_you_copy	Vlak (COCI20_vlak)	C++17	70 / 70	26 ms	27752 KiB

Main

#include <bits/stdc++.h>
#define fi first
#define se second
#define faster ios_base::sync_with_stdio(0); cin.tie(0);
#define pb push_back

using namespace std;
using ll = long long;
using pii = pair <int, int>;

const int maxN = 2e5 + 10;
const int inf = 0x3f3f3f3f;
//const int Mod =
int n, m;
string s[maxN];
string t[maxN];

struct TNode{
    int a[26];
    int cnt[2];
    TNode(){
        memset(a, 0, sizeof(a));
        cnt[0] = cnt[1] = 0;
    }
};

vector <TNode> S(1);
void add1(int id, int cur, int pos){
    ++S[id].cnt[0];
    if (pos == signed(s[cur].length())){
        return;
    }
    if (!S[id].a[s[cur][pos] - 'a']){
        S[id].a[s[cur][pos] - 'a'] = S.size();
        S.pb(TNode());
    }
    add1(S[id].a[s[cur][pos] - 'a'], cur, pos + 1);
}

void add2(int id, int cur, int pos){
    ++S[id].cnt[1];
    if (pos == signed(t[cur].length())){
        return;
    }
    if (!S[id].a[t[cur][pos] - 'a']){
        S[id].a[t[cur][pos] - 'a'] = S.size();
        S.pb(TNode());
    }
    add2(S[id].a[t[cur][pos] - 'a'], cur, pos + 1);
}

bool win[maxN];
void dfs(int u, int d = 0){
    if (!S[u].cnt[d & 1]){
        win[u] = 0; return;
    }
    if (S[u].cnt[d & 1] && !S[u].cnt[(d & 1) ^ 1]){
        win[u] = 1; return;
    }
    for (int i = 0; i < 26; ++i){
        if (S[u].a[i]){
            dfs(S[u].a[i], d + 1);
            win[u] |= win[S[u].a[i]] ^ 1;
        }
    }
}

void Init(){
    cin >> n;
    for (int i = 1; i <= n; ++i){
        cin >> s[i];
        add1(0, i, 0);
    }
    cin >> m;
    for (int i = 1; i <= m; ++i){
        cin >> t[i];
        add2(0, i, 0);
    }
    dfs(0);
    if (win[0]) cout << "Nina";
    else cout << "Emilija";
}

#define taskname "test"
signed main(){
    faster
    if (fopen(taskname ".inp", "r")){
        freopen(taskname ".inp", "r", stdin);
        freopen(taskname ".out", "w", stdout);
    }
    int tt = 1;
    //cin >> tt;
    while (tt--){
        Init();
    }
    if (fopen("timeout.txt", "r")){
        ofstream timeout("timeout.txt");
        cerr << "Time elapsed: " << signed(double(clock()) / CLOCKS_PER_SEC * 1000) << "ms\n";
        timeout << signed(double(clock()) / CLOCKS_PER_SEC * 1000);
        timeout.close();
    }
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:88:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   88 |         freopen(taskname ".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:89:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   89 |         freopen(taskname ".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• 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