Submission #723786

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
723786	2023-04-14 10:03:37	rshohruh	Bosses (BOI16_bosses)	C++14	100 / 100	1486 ms	940 KiB

bosses

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#include <bits/stdc++.h>
using namespace std;
#define int long long
    
vector<vector<int>> dp1, dp2;
vector<bool> vis;
    
pair<int, int> dfs(int u){
    vis[u] = true;
    pair<int, int> res0 = {1, 0}, res1;
    for(int v : dp2[u]){
        res1 = dfs(v);
        res0.second += res1.second;
        res0.first += res1.first;
    }
    res0.second += res0.first;
    return res0;
}
    
int32_t main(){
    ios_base::sync_with_stdio(false); cin.tie(nullptr);
    int n; cin >> n;
    dp1.resize(n);
    for(int i=0; i<n; ++i){
        int k; cin >> k;
        for(int j=0; j<k; ++j){
            int x; cin >> x;
            dp1[x-1].push_back(i);
        }
    }
 
 
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• Subtask 1: 22 / 22
• Subtask 2: 45 / 45
• Subtask 3: 33 / 33