Submission #529217

#	Time	Username	Problem	Language	Result	Execution time	Memory
529217		Policarpo	Vlak (COCI20_vlak)	C++17	70 / 70	21 ms	16572 KiB

Main

#include <bits/stdc++.h>

//LIFE IS NOT A PROBLEM TO BE SOLVED

#define rep(i,a,b) for( int i = (int) a; i < (int) b; i++ )
#define F first
#define S second
#define pb push_back
#define all(s) s.begin(), s.end()
#define debug(a) cout << #a << " = " << a << endl;
#define debug2(a,b) cout << #a << " = " << a << " --- " << #b << " = " << b << endl;
#define debugP(a) cout << a.F << " " << a.S << endl;
#define debugV(v, n) { rep( i, 0, n ) { if(i) printf(" "); printf("%d", v[i]); } printf("\n"); }
#define debugM(mat,n,m) rep( i, 0, n ){ rep( j, 0, m ) { if(j) printf(" "); printf("%d", mat[i][j]); } printf("\n"); }

using namespace std;

typedef long long int ll;
typedef pair<ll, int> ii;

const int MOD = 998244353;
const int INF = 0x3f3f3f3f;
const int MAXN = 200200;
const int MAXL = 40;

int sig[MAXN][MAXL];
int term[MAXN];
int cnt = 1;

int val(char c) {
    return c - 'a';
}

void add(string& s, int id) {
    int tam = s.size(), x = 0;
    term[x] |= (1 << id);
    for (auto c : s) {
        int vc = val(c);
        if (!sig[x][vc]) sig[x][vc] = cnt++;
        x = sig[x][vc];
        term[x] |= (1 << id);
    }
}

int pd[MAXN][2];
int solve(int x, int op) {
    int& ret = pd[x][op];
    if (ret != -1) return ret;
    if (!((1 << op) & term[x])) return ret = 0;

    ret = 0;
    for (char c = 'a'; c <= 'z'; c++) {
        int vc = val(c);
        if (!sig[x][vc]) continue;
        int go = solve(sig[x][vc], op ^ 1);
        ret |= (go == 0);
    }

    return ret;
}

int main() {

    int n, m;
    string s;

    scanf("%d", &n);
    rep(i, 0, n) {
        cin >> s;
        add(s, 0);
    }

    scanf("%d", &m);
    rep(i, 0, m) {
        cin >> s;
        add(s, 1);
    }

    memset(pd, -1, sizeof pd);
    int ans = solve(0, 0);

    ans ? puts("Nina") : puts("Emilija");

    return 0;
}

Compilation message (stderr)

Main.cpp: In function 'void add(std::string&, int)':
Main.cpp:35:9: warning: unused variable 'tam' [-Wunused-variable]
   35 |     int tam = s.size(), x = 0;
      |         ^~~
Main.cpp: In function 'int main()':
Main.cpp:67:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   67 |     scanf("%d", &n);
      |     ~~~~~^~~~~~~~~~
Main.cpp:73:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   73 |     scanf("%d", &m);
      |     ~~~~~^~~~~~~~~~

• 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