Submission #2073264
Source Code Expand
#include<iostream> #include<cstdio> #include<cstdlib> #include<cstring> #include<algorithm> #include<queue> #define mp(x,y) make_pair(x,y) using namespace std; const int N=100005; int n,a[N],deg[N],f[N]; priority_queue<pair<int,int> > que; int main() { scanf("%d",&n); for (int i=2;i<=n;i++) scanf("%d",&a[i]),deg[a[i]]++; int h=0; for (int i=1;i<=n;i++) if (!deg[i]) que.push(mp(0,i)); while (!que.empty()) { int x=que.top().second;que.pop(); f[a[x]]=max(f[a[x]],f[x])+1; deg[a[x]]--; if (!deg[a[x]]) que.push(mp(-f[a[x]],a[x])); } printf("%d",f[1]); return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Tournament |
User | vjudge5 |
Language | Bash (GNU bash v4.3.11) |
Score | 0 |
Code Size | 634 Byte |
Status | RE |
Exec Time | 3 ms |
Memory | 556 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 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 | RE | 3 ms | 544 KB |
02.txt | RE | 3 ms | 544 KB |
03.txt | RE | 3 ms | 544 KB |
04.txt | RE | 3 ms | 544 KB |
05.txt | RE | 3 ms | 544 KB |
06.txt | RE | 3 ms | 548 KB |
07.txt | RE | 3 ms | 540 KB |
08.txt | RE | 3 ms | 544 KB |
09.txt | RE | 3 ms | 556 KB |
10.txt | RE | 3 ms | 544 KB |
11.txt | RE | 3 ms | 556 KB |
12.txt | RE | 3 ms | 548 KB |
13.txt | RE | 3 ms | 548 KB |
14.txt | RE | 3 ms | 544 KB |
15.txt | RE | 3 ms | 548 KB |
16.txt | RE | 3 ms | 548 KB |
17.txt | RE | 3 ms | 544 KB |
18.txt | RE | 3 ms | 544 KB |
19.txt | RE | 3 ms | 544 KB |
20.txt | RE | 3 ms | 544 KB |
21.txt | RE | 3 ms | 548 KB |
22.txt | RE | 3 ms | 548 KB |
23.txt | RE | 3 ms | 540 KB |
24.txt | RE | 3 ms | 544 KB |
25.txt | RE | 3 ms | 556 KB |
26.txt | RE | 3 ms | 548 KB |
27.txt | RE | 3 ms | 544 KB |
28.txt | RE | 3 ms | 556 KB |
29.txt | RE | 3 ms | 548 KB |
30.txt | RE | 3 ms | 544 KB |
31.txt | RE | 3 ms | 544 KB |
32.txt | RE | 3 ms | 556 KB |
33.txt | RE | 3 ms | 548 KB |
34.txt | RE | 3 ms | 556 KB |
35.txt | RE | 3 ms | 548 KB |
36.txt | RE | 3 ms | 544 KB |
37.txt | RE | 3 ms | 540 KB |
38.txt | RE | 3 ms | 556 KB |
39.txt | RE | 3 ms | 540 KB |
40.txt | RE | 3 ms | 544 KB |
41.txt | RE | 3 ms | 544 KB |
42.txt | RE | 3 ms | 548 KB |
43.txt | RE | 3 ms | 544 KB |
44.txt | RE | 3 ms | 556 KB |
45.txt | RE | 3 ms | 548 KB |
46.txt | RE | 3 ms | 548 KB |
47.txt | RE | 3 ms | 540 KB |
48.txt | RE | 3 ms | 540 KB |
49.txt | RE | 3 ms | 544 KB |
50.txt | RE | 3 ms | 548 KB |
s1.txt | RE | 3 ms | 544 KB |
s2.txt | RE | 3 ms | 548 KB |
s3.txt | RE | 3 ms | 544 KB |