Submission #924999

#	Time	Username	Problem	Language	Result	Execution time	Memory
924999		Whisper	Alkemija (COCI18_alkemija)	C++17	80 / 80	34 ms	11860 KiB

alkemija

#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 = 1e5 + 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, nTask;
int a[MAX];
int numQuery;

bitset<MAX> mark;
vector<int> in[MAX], out[MAX];
int need[MAX];
void Whisper(){
    cin >> nTask >> nArr;
    queue<int> q, unlocked;
    for (int i = 1; i <= nArr; ++i){
        cin >> a[i]; mark[a[i]] = 1;
        q.push(a[i]);
    }
    cin >> numQuery;
    int pos = 1;
    for (int t = 1; t <= numQuery; ++t){
        int l, r; cin >> l >> r;
        need[pos] = l;
        FOR(i, 1, l){
            int x; cin >> x;
            in[x].push_back(pos);
        }
        FOR(i, 1, r){
            int x; cin >> x;
            out[pos].push_back(x);
        }
        ++pos;
    }
    while (!q.empty()){
        int top = q.front(); q.pop();
        for (auto&v : in[top]){
            if (need[v]) --need[v];
            if (need[v] == 0){
                unlocked.push(v);
            }
        }

        while (!unlocked.empty()){
            int x = unlocked.front(); unlocked.pop();
            for (auto&v : out[x]){
                if (!mark[v])
                    q.push(v), mark[v] = 1;
            }
        }
    }
    cout << mark.count() << '\n';
    for (int i = 1; i <= nTask; ++i) if(mark[i]) cout << i << " ";
}


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

• Subtask 1: 8 / 8
• Subtask 2: 8 / 8
• Subtask 3: 8 / 8
• Subtask 4: 8 / 8
• Subtask 5: 8 / 8
• Subtask 6: 8 / 8
• Subtask 7: 8 / 8
• Subtask 8: 8 / 8
• Subtask 9: 8 / 8
• Subtask 10: 8 / 8