AtCoder Grand Contest 009

Submission #3982322

Source codeソースコード

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pll;
int main(){
  ll n;cin>>n;
  ll a[n];
  vector<ll>v[n];
  ll now[n];
  for(ll i=0;i<n;i++)now[i]=i;
  for(ll i=1;i<n;i++){
    cin>>a[i];
    a[i]--;
    v[now[a[i]]].push_back(i);
    now[a[i]]=i;
  }
  queue<pll> q;
  q.push(make_pair((ll)0,(ll)0));
  ll ans=0;
  while(q.size()>0){
    pll p=q.front();q.pop();
    ll pf=p.first,ps=p.second;
    ans=max(ans,ps);
    for(ll i=0;i<v[pf].size();i++){
      ll r=v[pf][i];
      q.push(make_pair(r,ps+1));
    }
  }
  cout<<ans<<endl;
}

Submission

Task問題 B - Tournament
User nameユーザ名 ttttan
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 WA
Score得点 0
Source lengthソースコード長 607 Byte
File nameファイル名
Exec time実行時間 ms
Memory usageメモリ使用量 -

Test case

Set

Set name Score得点 / Max score Cases
Sample - s1.txt,s2.txt,s3.txt
All 0 / 800 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

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
01.txt WA
02.txt WA
03.txt WA
04.txt WA
05.txt WA
06.txt WA
07.txt WA
08.txt WA
09.txt WA
10.txt WA
11.txt AC 37 ms 7296 KB
12.txt WA
13.txt WA
14.txt WA
15.txt WA
16.txt WA
17.txt WA
18.txt WA
19.txt WA
20.txt WA
21.txt AC 25 ms 7296 KB
22.txt AC 25 ms 7296 KB
23.txt AC 26 ms 7296 KB
24.txt AC 25 ms 7296 KB
25.txt AC 26 ms 7296 KB
26.txt WA
27.txt WA
28.txt WA
29.txt WA
30.txt WA
31.txt AC 39 ms 6784 KB
32.txt AC 38 ms 6784 KB
33.txt AC 37 ms 6912 KB
34.txt AC 37 ms 7040 KB
35.txt AC 36 ms 7040 KB
36.txt AC 35 ms 7168 KB
37.txt AC 34 ms 7168 KB
38.txt AC 31 ms 7296 KB
39.txt AC 30 ms 7296 KB
40.txt AC 28 ms 7296 KB
41.txt AC 1 ms 256 KB
42.txt AC 1 ms 256 KB
43.txt AC 1 ms 256 KB
44.txt AC 1 ms 256 KB
45.txt WA
46.txt AC 1 ms 256 KB
47.txt AC 1 ms 256 KB
48.txt AC 1 ms 256 KB
49.txt WA
50.txt AC 1 ms 256 KB
s1.txt AC 1 ms 256 KB
s2.txt AC 1 ms 256 KB
s3.txt AC 1 ms 256 KB