Submission #1867395
Source Code Expand
#define _CRT_SECURE_NO_WARNINGS #include <vector> #include <iostream> #include <string.h> #include <set> #include <algorithm> #include <cmath> #include <queue> using namespace std; typedef double LD; typedef long long LL; typedef pair<int, int> PII; #define MP make_pair #define PB push_back #define FOR(i,a,b) for(int i = (a); i < (b); ++i) #define RFOR(i,b,a) for(int i = (b) - 1; i >= (a); --i) #define REP(i, t) FOR(i,0,t) #define ALL(a) a.begin(), a.end() #define SZ(a) (int)((a).size()) const LL MOD = 1000000007; const int INF = 1e9; const LL LINF = 1LL * INF * INF; const int MAXN = 100007; const LD EPS = 1e-7; int A[MAXN], D[MAXN]; vector <int> G[MAXN]; queue <int> Q; bool used[MAXN]; int main() { ios_base::sync_with_stdio(0); //freopen("In.txt", "r", stdin); int n, k, ans = 0; cin >> n >> k; REP(i, n) { cin >> A[i]; --A[i]; } if (A[0] != 0) { A[0] = 0; ans = 1; } FOR(i, 1, n) G[A[i]].push_back(i); used[0] = true; D[0] = 0; Q.push(0); while(!Q.empty()) { int v = Q.front(); Q.pop(); REP(i, SZ(G[v])) { int to = G[v][i]; if (!used[to]) { used[to] = true; D[to] = D[v] + 1; Q.push(to); } } } REP(i, n) if (D[i] > 1 && (D[i] - 1) % k == 0) ++ans; cout << ans; //cout << endl; system("pause"); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Teleporter |
User | vjudge5 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1291 Byte |
Status | WA |
Exec Time | 25 ms |
Memory | 6656 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 | 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 | AC | 23 ms | 6656 KB |
1_03.txt | AC | 23 ms | 6656 KB |
1_04.txt | AC | 23 ms | 6656 KB |
1_05.txt | AC | 23 ms | 6656 KB |
1_06.txt | AC | 23 ms | 6656 KB |
1_07.txt | AC | 23 ms | 6656 KB |
1_08.txt | AC | 23 ms | 6656 KB |
1_09.txt | AC | 23 ms | 6656 KB |
1_10.txt | AC | 24 ms | 6656 KB |
1_11.txt | AC | 24 ms | 6656 KB |
1_12.txt | AC | 24 ms | 6656 KB |
1_13.txt | AC | 24 ms | 6656 KB |
1_14.txt | AC | 24 ms | 6656 KB |
1_15.txt | AC | 25 ms | 6656 KB |
1_16.txt | AC | 17 ms | 5500 KB |
1_17.txt | AC | 17 ms | 5500 KB |
1_18.txt | AC | 16 ms | 5500 KB |
1_19.txt | AC | 10 ms | 4344 KB |
1_20.txt | AC | 10 ms | 4344 KB |
1_21.txt | AC | 10 ms | 4344 KB |
1_22.txt | AC | 22 ms | 5248 KB |
1_23.txt | WA | 22 ms | 5248 KB |
1_24.txt | WA | 23 ms | 5248 KB |
1_25.txt | AC | 21 ms | 4736 KB |
1_26.txt | WA | 21 ms | 4736 KB |
1_27.txt | WA | 21 ms | 4736 KB |
1_28.txt | AC | 14 ms | 4608 KB |
1_29.txt | WA | 14 ms | 4480 KB |
1_30.txt | AC | 14 ms | 4608 KB |
1_31.txt | WA | 22 ms | 5120 KB |
1_32.txt | AC | 22 ms | 5120 KB |
1_33.txt | AC | 22 ms | 5120 KB |
1_34.txt | AC | 22 ms | 5120 KB |
1_35.txt | WA | 23 ms | 5504 KB |
1_36.txt | AC | 23 ms | 5504 KB |
1_37.txt | AC | 22 ms | 5504 KB |
1_38.txt | AC | 23 ms | 5504 KB |
1_39.txt | WA | 23 ms | 5504 KB |
1_40.txt | WA | 23 ms | 5504 KB |
1_41.txt | AC | 23 ms | 5504 KB |
1_42.txt | AC | 23 ms | 5504 KB |
1_43.txt | WA | 23 ms | 5504 KB |
1_44.txt | WA | 23 ms | 5504 KB |
1_45.txt | WA | 23 ms | 5504 KB |
1_46.txt | AC | 23 ms | 5504 KB |
1_47.txt | WA | 23 ms | 5632 KB |
1_48.txt | WA | 23 ms | 5632 KB |
1_49.txt | WA | 23 ms | 5632 KB |
1_50.txt | AC | 23 ms | 5632 KB |
1_51.txt | WA | 23 ms | 6272 KB |
1_52.txt | WA | 23 ms | 6272 KB |
1_53.txt | WA | 23 ms | 6272 KB |
1_54.txt | AC | 24 ms | 6272 KB |