제출 #83304

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
83304		fredbr	Birokracija (COCI18_birokracija)	C++17	100 / 100	77 ms	28300 KiB

birokracija

#include <bits/stdc++.h>

using namespace std;

using ll = long long;

int const maxn = 202020;

vector<int> v[maxn];
ll res[maxn];

int solve(int x)
{
    int sz = 1;
    for (int u : v[x]) {
        sz += solve(u);
        res[x] += res[u];
    }
    res[x] += sz;
    return sz;
}

int main()
{
    ios::sync_with_stdio(false), cin.tie(nullptr);
    
    int n;
    cin >> n;

    for (int i = 2; i <= n; i++) {
        int a;
        cin >> a;
        v[a].push_back(i);
    }

    solve(1);
    for (int i = 1; i <= n; i++) cout << res[i] << " ";
    cout << "\n";
}

• 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
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10