Submission #867300

Source Code Expand

#include <bits/stdc++.h>
using namespace std;
const int N = 1e5+10;
int G[N];
int ans,n,k;
vector<int> D[N];
int dfs(int u,int v) {
	int res = 0; 
	for (int p : D[v]) res = max(res,dfs(v,p));
	res++;
	if (res == k) ans++; 
	return res%k;
}
int main() {
	cin >> n >> k;
	for (int i=1;i<=n;i++) {
		cin >> G[i];
		if (i > 1) D[G[i]].push_back(i);
	}
	ans = (G[1] == 1) ? 0 : 1;
	for (int i=2;i<=n;i++) if (G[i] == 1) {
		for (int x : D[i]) dfs(i,x);
	}
	cout << ans << endl;
	return 0;
}

Submission Info

Submission Time
Task D - Teleporter
User tcchung
Language C++14 (GCC 5.4.1)
Score 800
Code Size 510 Byte
Status AC
Exec Time 96 ms
Memory 10752 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 800 / 800
Status
AC × 3
AC × 58
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 7 ms 2560 KiB
0_01.txt AC 7 ms 2560 KiB
0_02.txt AC 7 ms 2560 KiB
1_00.txt AC 7 ms 2560 KiB
1_01.txt AC 7 ms 2560 KiB
1_02.txt AC 95 ms 10752 KiB
1_03.txt AC 96 ms 10752 KiB
1_04.txt AC 95 ms 10752 KiB
1_05.txt AC 95 ms 10752 KiB
1_06.txt AC 94 ms 10752 KiB
1_07.txt AC 94 ms 10752 KiB
1_08.txt AC 95 ms 10752 KiB
1_09.txt AC 94 ms 10752 KiB
1_10.txt AC 90 ms 8448 KiB
1_11.txt AC 90 ms 8448 KiB
1_12.txt AC 94 ms 8448 KiB
1_13.txt AC 87 ms 6144 KiB
1_14.txt AC 87 ms 6144 KiB
1_15.txt AC 87 ms 6144 KiB
1_16.txt AC 68 ms 4732 KiB
1_17.txt AC 65 ms 4732 KiB
1_18.txt AC 65 ms 4732 KiB
1_19.txt AC 45 ms 3452 KiB
1_20.txt AC 45 ms 3452 KiB
1_21.txt AC 45 ms 3452 KiB
1_22.txt AC 83 ms 4480 KiB
1_23.txt AC 84 ms 4480 KiB
1_24.txt AC 82 ms 4480 KiB
1_25.txt AC 82 ms 3968 KiB
1_26.txt AC 81 ms 3968 KiB
1_27.txt AC 82 ms 3968 KiB
1_28.txt AC 67 ms 3712 KiB
1_29.txt AC 68 ms 3712 KiB
1_30.txt AC 67 ms 3712 KiB
1_31.txt AC 85 ms 4608 KiB
1_32.txt AC 85 ms 4608 KiB
1_33.txt AC 86 ms 4608 KiB
1_34.txt AC 85 ms 4608 KiB
1_35.txt AC 87 ms 4864 KiB
1_36.txt AC 87 ms 4864 KiB
1_37.txt AC 86 ms 4864 KiB
1_38.txt AC 87 ms 4864 KiB
1_39.txt AC 87 ms 4992 KiB
1_40.txt AC 87 ms 4992 KiB
1_41.txt AC 86 ms 4992 KiB
1_42.txt AC 87 ms 4992 KiB
1_43.txt AC 88 ms 5248 KiB
1_44.txt AC 87 ms 5248 KiB
1_45.txt AC 87 ms 5248 KiB
1_46.txt AC 87 ms 5248 KiB
1_47.txt AC 89 ms 6400 KiB
1_48.txt AC 89 ms 6400 KiB
1_49.txt AC 89 ms 6400 KiB
1_50.txt AC 89 ms 6400 KiB
1_51.txt AC 93 ms 9728 KiB
1_52.txt AC 93 ms 9728 KiB
1_53.txt AC 94 ms 9728 KiB
1_54.txt AC 93 ms 9728 KiB