Submission #1074377
Source Code Expand
#include<bits/stdc++.h> using namespace std; int N, A[100000]; deque< int > vv[100000]; int sz[100000]; void dfs(int idx) { for(int to : vv[idx]) dfs(to); for(int to : vv[idx]) sz[idx] = max(sz[idx], sz[to] + 1); } int main() { cin >> N; int ret = 0; for(int i = 1; i < N; i++) { cin >> A[i]; vv[--A[i]].push_back(i); } dfs(0); for(int i = 0; i < N; i++) { sort(begin(vv[i]), end(vv[i]), [](int &a, int &b) { return (sz[a] > sz[b]); }); } vector< int > depth[200000]; depth[0].push_back(0); int dep = 0; while(true) { if(depth[dep].empty()) break; for(auto &idx : depth[dep]) { if(vv[idx].empty()) continue; depth[dep + 1].push_back(vv[idx][0]); depth[dep + 1].push_back(idx); vv[idx].pop_front(); } ++dep; } cout << --dep << endl; }
Submission Info
Submission Time | |
---|---|
Task | B - Tournament |
User | ei13333 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 890 Byte |
Status | WA |
Exec Time | 155 ms |
Memory | 82304 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 | WA | 138 ms | 73728 KB |
02.txt | WA | 138 ms | 73728 KB |
03.txt | WA | 136 ms | 73728 KB |
04.txt | WA | 136 ms | 73728 KB |
05.txt | WA | 136 ms | 73728 KB |
06.txt | WA | 137 ms | 73728 KB |
07.txt | WA | 138 ms | 73728 KB |
08.txt | WA | 141 ms | 73728 KB |
09.txt | WA | 139 ms | 73728 KB |
10.txt | WA | 139 ms | 73728 KB |
11.txt | AC | 155 ms | 82304 KB |
12.txt | AC | 149 ms | 79104 KB |
13.txt | AC | 146 ms | 77824 KB |
14.txt | AC | 144 ms | 76416 KB |
15.txt | AC | 143 ms | 75648 KB |
16.txt | AC | 143 ms | 74880 KB |
17.txt | AC | 140 ms | 74496 KB |
18.txt | AC | 142 ms | 74112 KB |
19.txt | WA | 143 ms | 73984 KB |
20.txt | AC | 141 ms | 74112 KB |
21.txt | AC | 118 ms | 75648 KB |
22.txt | AC | 113 ms | 74112 KB |
23.txt | AC | 115 ms | 74112 KB |
24.txt | WA | 115 ms | 74112 KB |
25.txt | AC | 112 ms | 73472 KB |
26.txt | WA | 125 ms | 73472 KB |
27.txt | WA | 125 ms | 73472 KB |
28.txt | WA | 125 ms | 73600 KB |
29.txt | WA | 128 ms | 73856 KB |
30.txt | AC | 115 ms | 73472 KB |
31.txt | AC | 127 ms | 73600 KB |
32.txt | AC | 124 ms | 73472 KB |
33.txt | AC | 121 ms | 73600 KB |
34.txt | AC | 119 ms | 73472 KB |
35.txt | AC | 117 ms | 73472 KB |
36.txt | AC | 117 ms | 73472 KB |
37.txt | WA | 116 ms | 73472 KB |
38.txt | WA | 113 ms | 73600 KB |
39.txt | WA | 126 ms | 73856 KB |
40.txt | WA | 125 ms | 73600 KB |
41.txt | AC | 85 ms | 72064 KB |
42.txt | AC | 84 ms | 72064 KB |
43.txt | AC | 85 ms | 72064 KB |
44.txt | AC | 84 ms | 72064 KB |
45.txt | AC | 85 ms | 72064 KB |
46.txt | AC | 84 ms | 72064 KB |
47.txt | AC | 85 ms | 72064 KB |
48.txt | AC | 85 ms | 72064 KB |
49.txt | AC | 85 ms | 72064 KB |
50.txt | AC | 86 ms | 72064 KB |
s1.txt | AC | 85 ms | 72064 KB |
s2.txt | AC | 84 ms | 72064 KB |
s3.txt | AC | 85 ms | 72064 KB |