oj.uz

답안 #926638

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
926638 2024-02-13T12:53:18 Z Whisper Zamjena (COCI18_zamjena) C++17
56 / 70
 139 ms 16212 KB 
#include <bits/stdc++.h>

using namespace std;
using ll = long long;
using ld = long double;
using T = tuple<ll, ll, ll>;

#define int long long
#define Base 41
#define sz(a) (int)a.size()
#define FOR(i, a, b) for ( int i = a ; i <= b ; i++ )
#define FORD(i, a, b) for (int i = b; i >= a; i --)
#define REP(i, n) for (int i = 0; i < n; ++i)
#define REPD(i, n) for (int i = n - 1; i >= 0; --i)
#define all(x) x.begin() , x.end()
#define pii pair<int , int>
#define fi first
#define se second
#define Lg(x) 31 - __builtin_clz(x)

#define MASK(i) (1LL << (i))
#define BIT(x, i) (((x) >> (i)) & 1)

constexpr ll LINF = (1ll << 60);
constexpr int INF = (1ll << 30);
constexpr int MAX = 2e5 + 5;
constexpr int Mod = 1e9 + 7;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

void setupIO(){
    #define name "Whisper"
    //Phu Trong from Nguyen Tat Thanh High School for gifted student
    srand(time(NULL));
    cin.tie(nullptr)->sync_with_stdio(false); cout.tie(nullptr);
    //freopen(name".inp", "r", stdin);
    //freopen(name".out", "w", stdout);
    cout << fixed << setprecision(10);
}

template <class X, class Y>
    bool minimize(X &x, const Y &y){
        X eps = 1e-9;
        if (x > y + eps) {x = y; return 1;}
        return 0;
    }

template <class X, class Y>
    bool maximize(X &x, const Y &y){
        X eps = 1e-9;
        if (x + eps < y) {x = y; return 1;}
        return 0;
    }
int nArr;

map<string, vector<string>> adj;
map<string, bool> vis;
int cnt = 0;
void dfs(string s){
    vis[s] = 1;
    if (isdigit(s[0])) ++cnt;
    for (auto&v : adj[s]){
        if (!vis[v]) dfs(v);
    }
}
void Whisper(){
    cin >> nArr;
    vector<string> a(nArr), b(nArr);
    for (int i = 0; i < nArr; ++i) cin >> a[i];
    for (int i = 0; i < nArr; ++i) cin >> b[i];

    for (int i = 0; i < nArr; ++i){
        adj[a[i]].push_back(b[i]);
        adj[b[i]].push_back(a[i]);
    }

    for (auto&[c, _] : adj){
        if (isdigit(c[0])) continue;
        cnt = 0;
        dfs(c);
        if (cnt > 1) return void(cout << "NE");
    }
    cout << "DA";
}


signed main(){
    setupIO();
    int Test = 1;
//    cin >> Test;
    for ( int i = 1 ; i <= Test ; i++ ){
        Whisper();
        if (i < Test) cout << '\n';
    }
}

Subtask #1
0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 464 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Incorrect 0 ms 344 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 460 KB Output is correct

Subtask #4
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 604 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 3 ms 1116 KB Output is correct
4 Correct 3 ms 1116 KB Output is correct
5 Correct 5 ms 1372 KB Output is correct
6 Correct 4 ms 1116 KB Output is correct

Subtask #5
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 3316 KB Output is correct
2 Correct 36 ms 5896 KB Output is correct
3 Correct 49 ms 9300 KB Output is correct
4 Correct 37 ms 10064 KB Output is correct
5 Correct 139 ms 16212 KB Output is correct
6 Correct 105 ms 12308 KB Output is correct