Submission #5498361
Source Code Expand
#include "bits/stdc++.h" using namespace std; typedef long long ll; const int INF = (1<<30); const ll INFLL = (1ll<<60); const ll MOD = (ll)(1e9+7); #define l_ength size void mul_mod(ll& a, ll b){ a *= b; a %= MOD; } void add_mod(ll& a, ll b){ a = (a<MOD)?a:(a-MOD); b = (b<MOD)?b:(b-MOD); a += b; a = (a<MOD)?a:(a-MOD); } int memo[100100]; bool done[100100]; vector<int> v[100100],g[100100]; int solve(int p){ int n,i; if(done[p]){ return memo[p]; } done[p] = true; memo[p] = 0; n = g[p].l_ength(); for(i=0; i<n; ++i){ v[p].push_back(solve(g[p][i])); } sort(v[p].begin(),v[p].end()); for(i=0; i<n; ++i){ memo[p] = max(memo[p],v[p][i]+n-i); } return memo[p]; } int main(void){ int n,i,a; cin >> n; for(i=1; i<n; ++i){ cin >> a; --a; g[a].push_back(i); } cout << solve(0) << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Tournament |
User | ransewhale |
Language | C++14 (GCC 5.4.1) |
Score | 800 |
Code Size | 885 Byte |
Status | AC |
Exec Time | 61 ms |
Memory | 20992 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 800 / 800 | ||||
Status |
|
|
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 | 58 ms | 8704 KB |
02.txt | AC | 56 ms | 8704 KB |
03.txt | AC | 57 ms | 8704 KB |
04.txt | AC | 61 ms | 8704 KB |
05.txt | AC | 58 ms | 8704 KB |
06.txt | AC | 59 ms | 8704 KB |
07.txt | AC | 59 ms | 8704 KB |
08.txt | AC | 60 ms | 8704 KB |
09.txt | AC | 59 ms | 8704 KB |
10.txt | AC | 56 ms | 8704 KB |
11.txt | AC | 56 ms | 20992 KB |
12.txt | AC | 55 ms | 16384 KB |
13.txt | AC | 55 ms | 14464 KB |
14.txt | AC | 54 ms | 12800 KB |
15.txt | AC | 55 ms | 11648 KB |
16.txt | AC | 55 ms | 10624 KB |
17.txt | AC | 55 ms | 9984 KB |
18.txt | AC | 55 ms | 9600 KB |
19.txt | AC | 59 ms | 9472 KB |
20.txt | AC | 57 ms | 9344 KB |
21.txt | AC | 25 ms | 6392 KB |
22.txt | AC | 23 ms | 6436 KB |
23.txt | AC | 24 ms | 6516 KB |
24.txt | AC | 24 ms | 6400 KB |
25.txt | AC | 24 ms | 6400 KB |
26.txt | AC | 26 ms | 6400 KB |
27.txt | AC | 28 ms | 6400 KB |
28.txt | AC | 29 ms | 6400 KB |
29.txt | AC | 33 ms | 6528 KB |
30.txt | AC | 33 ms | 6528 KB |
31.txt | AC | 51 ms | 8576 KB |
32.txt | AC | 49 ms | 7552 KB |
33.txt | AC | 45 ms | 7040 KB |
34.txt | AC | 45 ms | 7040 KB |
35.txt | AC | 42 ms | 7168 KB |
36.txt | AC | 38 ms | 6400 KB |
37.txt | AC | 36 ms | 6272 KB |
38.txt | AC | 32 ms | 6400 KB |
39.txt | AC | 31 ms | 6400 KB |
40.txt | AC | 27 ms | 6272 KB |
41.txt | AC | 3 ms | 4992 KB |
42.txt | AC | 3 ms | 4992 KB |
43.txt | AC | 3 ms | 4992 KB |
44.txt | AC | 3 ms | 4992 KB |
45.txt | AC | 3 ms | 4992 KB |
46.txt | AC | 3 ms | 4992 KB |
47.txt | AC | 3 ms | 4992 KB |
48.txt | AC | 3 ms | 4992 KB |
49.txt | AC | 3 ms | 4992 KB |
50.txt | AC | 3 ms | 4992 KB |
s1.txt | AC | 3 ms | 4992 KB |
s2.txt | AC | 3 ms | 4992 KB |
s3.txt | AC | 3 ms | 4992 KB |