Submission #1996485
Source Code Expand
#include <bits/stdc++.h> #define FOR(i,a,b) for (int i=(a);i<(b);i++) #define FORR(i,a,b) for (int i=(a);i>=(b);i--) #define pb push_back #define pcnt __builtin_popcount #define show(x) cout<<#x<<" = "<<x<<endl; #define maxs(x,y) x = max(x,y) #define mins(x,y) x = min(x,y) #define fi first #define se second #define rng(a) (a.begin()),(a.end()) #define each(it,c) for(__typeof((c).begin()) it=(c).begin();it!=(c).end();it++) #define sz(x) (int)(x).size() #define mp make_pair using namespace std; typedef long long ll; typedef pair<int,int> pii; typedef vector<int> vi; typedef vector<vi> vvi; typedef vector<pii> vpii; typedef set<int> si; typedef pair<ll,ll> pll; typedef vector<ll> vl; typedef vector<vl> vvl; typedef vector<pll> vpll; typedef set<ll> sl; typedef __int128_t lll; typedef pair<lll,lll> plll; typedef vector<lll> vlll; template<typename T>string join(vector<T>&v) {stringstream s;FOR(i,0,sz(v))s<<' '<<v[i];return s.str().substr(1);} template<typename A, size_t N, typename T>void Fill(A (&array)[N], const T&v) {fill((T*)array,(T*)(array+N),v);} ll gcd(ll a,ll b){if(a>b)swap(a,b);for(;a>0;b%=a,swap(a,b));return b;} int modpow(ll a,ll n,int m){if(a==0)return a;ll p=1;for(;n>0;n/=2,a=a*a%m)if(n&1)p=p*a%m;return(int)p;} void dout(double d){printf("%.12f\n",d);} const int iinf = 1e9; const ll linf = 1e18; const int mod = 1e9+7; const double pi = acos(-1); const double eps = 1e-10; int n; vvi G; int depth(int a){ vi d; each(itr, G[a]) d.pb(depth(*itr)); sort(rng(d)); reverse(rng(d)); int ret = 0; FOR(i, 0, sz(d)) maxs(ret, d[i]+i+1); return ret; } main(){ cin.tie(0); ios::sync_with_stdio(false); cin >> n; G.resize(n+1); FOR(i, 2, n+1){ int a; cin >> a; G[a].pb(i); } cout << depth(1) << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Tournament |
User | char134217728 |
Language | C++14 (GCC 5.4.1) |
Score | 800 |
Code Size | 1843 Byte |
Status | AC |
Exec Time | 25 ms |
Memory | 13568 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 800 / 800 | ||||
Status |
|
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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 | 25 ms | 4224 KB |
02.txt | AC | 25 ms | 4224 KB |
03.txt | AC | 25 ms | 4224 KB |
04.txt | AC | 25 ms | 4224 KB |
05.txt | AC | 24 ms | 4224 KB |
06.txt | AC | 24 ms | 4224 KB |
07.txt | AC | 25 ms | 4224 KB |
08.txt | AC | 25 ms | 4224 KB |
09.txt | AC | 25 ms | 4224 KB |
10.txt | AC | 25 ms | 4224 KB |
11.txt | AC | 24 ms | 13568 KB |
12.txt | AC | 24 ms | 10624 KB |
13.txt | AC | 24 ms | 9216 KB |
14.txt | AC | 23 ms | 7680 KB |
15.txt | AC | 23 ms | 6656 KB |
16.txt | AC | 23 ms | 5760 KB |
17.txt | AC | 23 ms | 5248 KB |
18.txt | AC | 23 ms | 4736 KB |
19.txt | AC | 24 ms | 4608 KB |
20.txt | AC | 24 ms | 4608 KB |
21.txt | AC | 11 ms | 3704 KB |
22.txt | AC | 10 ms | 3424 KB |
23.txt | AC | 10 ms | 3444 KB |
24.txt | AC | 10 ms | 3376 KB |
25.txt | AC | 10 ms | 3200 KB |
26.txt | AC | 11 ms | 3200 KB |
27.txt | AC | 11 ms | 3200 KB |
28.txt | AC | 11 ms | 3200 KB |
29.txt | AC | 12 ms | 3200 KB |
30.txt | AC | 12 ms | 3200 KB |
31.txt | AC | 20 ms | 4224 KB |
32.txt | AC | 19 ms | 3712 KB |
33.txt | AC | 17 ms | 3328 KB |
34.txt | AC | 17 ms | 3456 KB |
35.txt | AC | 16 ms | 3456 KB |
36.txt | AC | 14 ms | 3072 KB |
37.txt | AC | 12 ms | 3072 KB |
38.txt | AC | 11 ms | 3072 KB |
39.txt | AC | 11 ms | 3072 KB |
40.txt | AC | 10 ms | 3072 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 | AC | 1 ms | 256 KB |
46.txt | AC | 1 ms | 256 KB |
47.txt | AC | 1 ms | 256 KB |
48.txt | AC | 1 ms | 256 KB |
49.txt | AC | 1 ms | 256 KB |
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 |