Submission #1358602
Source Code Expand
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef pair<int, int> ii; typedef vector<int> vi; #define SZ(x) ((int)x.size()) const int N = (int)1e5+5; int n, m, res; bool vis[N]; vector<int> g[N], tmp; void dfs(int u, int dep) { if (dep > m) { ++res, tmp.push_back(u); return; } vis[u] = true; for (int v : g[u]) if (!vis[v]) dfs(v, dep + 1); } void dfs2(int u, int dep) { if (dep == m) ++res; vis[u] = true; for (int v : g[u]) if (!vis[v]) dfs(v, (dep == m ? 1 : dep + 1)); } int main() { scanf("%d%d", &n, &m); for (int i = 1, u; i <= n; ++i) { scanf("%d", &u); if (i > 1) { g[i].push_back(u); g[u].push_back(i); } else res += (u != 1); } dfs(1, 0); for (int i = 0; i < SZ(tmp); ++i) dfs2(tmp[i], 0); printf("%d", res); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Teleporter |
User | MasterMind0108 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 879 Byte |
Status | WA |
Exec Time | 35 ms |
Memory | 10496 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:35:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); ^ ./Main.cpp:37:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &u); ^
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 | 2 ms | 2560 KB |
0_01.txt | AC | 2 ms | 2560 KB |
0_02.txt | AC | 2 ms | 2560 KB |
1_00.txt | AC | 2 ms | 2560 KB |
1_01.txt | AC | 2 ms | 2560 KB |
1_02.txt | WA | 30 ms | 6144 KB |
1_03.txt | WA | 30 ms | 6144 KB |
1_04.txt | WA | 30 ms | 6016 KB |
1_05.txt | WA | 31 ms | 5888 KB |
1_06.txt | WA | 32 ms | 8192 KB |
1_07.txt | AC | 32 ms | 8192 KB |
1_08.txt | AC | 33 ms | 10496 KB |
1_09.txt | AC | 33 ms | 10496 KB |
1_10.txt | WA | 29 ms | 6144 KB |
1_11.txt | WA | 30 ms | 6144 KB |
1_12.txt | WA | 30 ms | 6016 KB |
1_13.txt | WA | 29 ms | 6144 KB |
1_14.txt | WA | 30 ms | 6144 KB |
1_15.txt | WA | 30 ms | 6016 KB |
1_16.txt | AC | 24 ms | 6396 KB |
1_17.txt | AC | 24 ms | 6012 KB |
1_18.txt | AC | 24 ms | 6012 KB |
1_19.txt | AC | 17 ms | 6264 KB |
1_20.txt | AC | 17 ms | 6136 KB |
1_21.txt | AC | 17 ms | 6264 KB |
1_22.txt | WA | 29 ms | 6144 KB |
1_23.txt | WA | 29 ms | 6144 KB |
1_24.txt | WA | 29 ms | 6144 KB |
1_25.txt | WA | 27 ms | 6396 KB |
1_26.txt | WA | 27 ms | 6016 KB |
1_27.txt | WA | 27 ms | 5888 KB |
1_28.txt | WA | 23 ms | 7164 KB |
1_29.txt | WA | 22 ms | 6656 KB |
1_30.txt | AC | 22 ms | 6528 KB |
1_31.txt | WA | 30 ms | 6144 KB |
1_32.txt | AC | 29 ms | 5888 KB |
1_33.txt | AC | 29 ms | 5888 KB |
1_34.txt | AC | 29 ms | 5888 KB |
1_35.txt | WA | 30 ms | 6272 KB |
1_36.txt | AC | 30 ms | 5888 KB |
1_37.txt | AC | 30 ms | 5888 KB |
1_38.txt | AC | 30 ms | 5888 KB |
1_39.txt | WA | 30 ms | 6016 KB |
1_40.txt | WA | 30 ms | 5888 KB |
1_41.txt | AC | 31 ms | 5888 KB |
1_42.txt | AC | 31 ms | 5888 KB |
1_43.txt | WA | 30 ms | 6272 KB |
1_44.txt | WA | 30 ms | 5888 KB |
1_45.txt | WA | 31 ms | 6016 KB |
1_46.txt | AC | 31 ms | 6016 KB |
1_47.txt | WA | 30 ms | 6272 KB |
1_48.txt | WA | 35 ms | 5888 KB |
1_49.txt | WA | 31 ms | 6656 KB |
1_50.txt | AC | 33 ms | 7168 KB |
1_51.txt | WA | 31 ms | 6144 KB |
1_52.txt | WA | 35 ms | 5888 KB |
1_53.txt | WA | 31 ms | 6016 KB |
1_54.txt | AC | 33 ms | 9856 KB |