Submission #2823333


Source Code Expand

#include "bits/stdc++.h"
#define ll long long
#define rep2(i,a,b) for(int i=a;i<=b;++i)
#define rep(i,n) for(int i=0;i<n;i++)
#define pii pair<int,int>
#define tii tuple<int,int,int>
#define pq priority_queue<int>
#define pqg priority_queue<int,vector<int>,greater<int>>
#define pb push_back
ll int MOD=998244353;
#define INF 2*1e9
#define N 310000
 
using namespace std;
string alphabet("abcdefghijklmnopqrstuvwxyz");

int n;
vector<int> v[N];
int depth(int a){
    if(!v[a].size()) return 0;
    vector<int> w;
    rep(i,v[a].size()){
        w.pb(depth(v[a][i]));
    }
    sort(w.begin(),w.end());
    int ans=0;
    rep(i,w.size()){
        ans=max(ans,w[i]+(int)w.size()-i);
    }
    return ans;
}
main(){
    cin>>n;
    rep2(i,2,n){
        int a;
        cin>>a;
        v[a].push_back(i);
    }
    cout<<depth(1);
    return 0;
}

Submission Info

Submission Time
Task B - Tournament
User noimi
Language C++14 (GCC 5.4.1)
Score 800
Code Size 883 Byte
Status AC
Exec Time 48 ms
Memory 18432 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 800 / 800
Status
AC × 3
AC × 53
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, 49.txt, 50.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
01.txt AC 47 ms 9088 KB
02.txt AC 47 ms 9088 KB
03.txt AC 46 ms 9088 KB
04.txt AC 46 ms 9088 KB
05.txt AC 48 ms 9088 KB
06.txt AC 48 ms 9088 KB
07.txt AC 47 ms 9088 KB
08.txt AC 48 ms 9088 KB
09.txt AC 48 ms 9088 KB
10.txt AC 48 ms 9088 KB
11.txt AC 47 ms 18432 KB
12.txt AC 46 ms 15616 KB
13.txt AC 46 ms 14080 KB
14.txt AC 46 ms 12544 KB
15.txt AC 45 ms 11520 KB
16.txt AC 45 ms 10624 KB
17.txt AC 45 ms 10112 KB
18.txt AC 45 ms 9728 KB
19.txt AC 46 ms 9600 KB
20.txt AC 47 ms 9472 KB
21.txt AC 22 ms 8696 KB
22.txt AC 22 ms 8288 KB
23.txt AC 21 ms 8308 KB
24.txt AC 21 ms 8240 KB
25.txt AC 21 ms 8064 KB
26.txt AC 23 ms 8064 KB
27.txt AC 25 ms 8064 KB
28.txt AC 24 ms 8064 KB
29.txt AC 27 ms 8064 KB
30.txt AC 28 ms 8064 KB
31.txt AC 42 ms 9088 KB
32.txt AC 43 ms 8576 KB
33.txt AC 39 ms 8320 KB
34.txt AC 38 ms 8320 KB
35.txt AC 35 ms 8320 KB
36.txt AC 35 ms 8064 KB
37.txt AC 31 ms 7936 KB
38.txt AC 27 ms 8064 KB
39.txt AC 26 ms 8064 KB
40.txt AC 24 ms 7936 KB
41.txt AC 4 ms 7552 KB
42.txt AC 4 ms 7552 KB
43.txt AC 4 ms 7552 KB
44.txt AC 4 ms 7552 KB
45.txt AC 4 ms 7552 KB
46.txt AC 4 ms 7552 KB
47.txt AC 4 ms 7552 KB
48.txt AC 4 ms 7552 KB
49.txt AC 4 ms 7552 KB
50.txt AC 4 ms 7552 KB
s1.txt AC 4 ms 7552 KB
s2.txt AC 4 ms 7552 KB
s3.txt AC 4 ms 7552 KB