Submission #1515012
Source Code Expand
#include <bits/stdc++.h> using namespace std; constexpr int INF = 1e9; using graph = vector<vector<int>>; int N, K; int dfs(int v, int prev, graph const& g, int& res) { int h = 0; for(auto to : g[v]) { h = max(h, dfs(to, v, g, res) + 1); } if(h == K - 1 && prev != 0 && v != 0) { res += 1; h = 0; } return h; } int main() { cin >> N >> K; graph g(N); int res = 0; for(int i = 0; i < N; ++i) { int a; cin >> a; a--; if(i == 0) { res += a != 0; } else { g[a].push_back(i); } } dfs(0, -1, g, res); cout << res << endl; }
Submission Info
Submission Time | |
---|---|
Task | D - Teleporter |
User | Suibaka |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 709 Byte |
Status | WA |
Exec Time | 47 ms |
Memory | 13568 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 800 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt, 0_02.txt |
All | 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 1_20.txt, 1_21.txt, 1_22.txt, 1_23.txt, 1_24.txt, 1_25.txt, 1_26.txt, 1_27.txt, 1_28.txt, 1_29.txt, 1_30.txt, 1_31.txt, 1_32.txt, 1_33.txt, 1_34.txt, 1_35.txt, 1_36.txt, 1_37.txt, 1_38.txt, 1_39.txt, 1_40.txt, 1_41.txt, 1_42.txt, 1_43.txt, 1_44.txt, 1_45.txt, 1_46.txt, 1_47.txt, 1_48.txt, 1_49.txt, 1_50.txt, 1_51.txt, 1_52.txt, 1_53.txt, 1_54.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 1 ms | 256 KB |
0_01.txt | AC | 1 ms | 256 KB |
0_02.txt | AC | 1 ms | 256 KB |
1_00.txt | AC | 1 ms | 256 KB |
1_01.txt | AC | 1 ms | 256 KB |
1_02.txt | WA | 44 ms | 13568 KB |
1_03.txt | WA | 45 ms | 13568 KB |
1_04.txt | WA | 45 ms | 13568 KB |
1_05.txt | WA | 47 ms | 13568 KB |
1_06.txt | AC | 45 ms | 13568 KB |
1_07.txt | AC | 47 ms | 13568 KB |
1_08.txt | AC | 47 ms | 13568 KB |
1_09.txt | AC | 45 ms | 13568 KB |
1_10.txt | WA | 43 ms | 9600 KB |
1_11.txt | WA | 44 ms | 9600 KB |
1_12.txt | WA | 44 ms | 9600 KB |
1_13.txt | WA | 41 ms | 5760 KB |
1_14.txt | WA | 41 ms | 5760 KB |
1_15.txt | WA | 41 ms | 5760 KB |
1_16.txt | AC | 30 ms | 4348 KB |
1_17.txt | AC | 29 ms | 4348 KB |
1_18.txt | AC | 29 ms | 4348 KB |
1_19.txt | AC | 19 ms | 3196 KB |
1_20.txt | AC | 18 ms | 3196 KB |
1_21.txt | AC | 18 ms | 3196 KB |
1_22.txt | WA | 39 ms | 4096 KB |
1_23.txt | WA | 40 ms | 4096 KB |
1_24.txt | WA | 40 ms | 4096 KB |
1_25.txt | WA | 39 ms | 3584 KB |
1_26.txt | WA | 39 ms | 3584 KB |
1_27.txt | WA | 39 ms | 3584 KB |
1_28.txt | WA | 32 ms | 3328 KB |
1_29.txt | AC | 32 ms | 3328 KB |
1_30.txt | AC | 32 ms | 3328 KB |
1_31.txt | WA | 41 ms | 4224 KB |
1_32.txt | AC | 41 ms | 4224 KB |
1_33.txt | AC | 41 ms | 4224 KB |
1_34.txt | AC | 41 ms | 4224 KB |
1_35.txt | WA | 42 ms | 4480 KB |
1_36.txt | AC | 42 ms | 4480 KB |
1_37.txt | AC | 40 ms | 4480 KB |
1_38.txt | AC | 42 ms | 4480 KB |
1_39.txt | WA | 43 ms | 4608 KB |
1_40.txt | AC | 42 ms | 4608 KB |
1_41.txt | AC | 42 ms | 4608 KB |
1_42.txt | AC | 42 ms | 4608 KB |
1_43.txt | WA | 42 ms | 4992 KB |
1_44.txt | AC | 42 ms | 4992 KB |
1_45.txt | AC | 42 ms | 4992 KB |
1_46.txt | AC | 42 ms | 4992 KB |
1_47.txt | WA | 43 ms | 6912 KB |
1_48.txt | WA | 41 ms | 6912 KB |
1_49.txt | AC | 43 ms | 6912 KB |
1_50.txt | AC | 43 ms | 6912 KB |
1_51.txt | WA | 43 ms | 12032 KB |
1_52.txt | WA | 46 ms | 12032 KB |
1_53.txt | AC | 45 ms | 12032 KB |
1_54.txt | AC | 44 ms | 12032 KB |