Submission #1354076


Source Code Expand

#include<bits/stdc++.h>
#define rep(i,n)for(int i=0;i<(n);i++)
using namespace std;

vector<int>E[100000];
int d[100000];
int n, k, cnt;
void dfs(int v, int p) {
	if (p != -1)d[v] = d[p] + 1;
	if (d[v] == k + 1) {
		cnt++; d[v] = 1;
	}
	for (int u : E[v]) {
		if (u != p)dfs(u, v);
	}
}
int main() {
	scanf("%d%d", &n, &k);
	rep(i, n) {
		int b; scanf("%d", &b); b--;
		if (i == 0) {
			if (b)cnt++;
		}
		else E[b].push_back(i);
	}
	dfs(0, -1);
	printf("%d\n", cnt);
}

Submission Info

Submission Time
Task D - Teleporter
User autumn_eel
Language C++14 (GCC 5.4.1)
Score 0
Code Size 496 Byte
Status WA
Exec Time 28 ms
Memory 10752 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:18:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &k);
                       ^
./Main.cpp:20:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   int b; scanf("%d", &b); b--;
                         ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 800
Status
AC × 3
AC × 40
WA × 18
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 26 ms 10752 KB
1_03.txt AC 26 ms 10752 KB
1_04.txt AC 26 ms 10752 KB
1_05.txt AC 26 ms 10752 KB
1_06.txt AC 26 ms 10752 KB
1_07.txt AC 26 ms 10752 KB
1_08.txt AC 28 ms 10752 KB
1_09.txt AC 26 ms 10752 KB
1_10.txt AC 26 ms 8448 KB
1_11.txt AC 25 ms 8448 KB
1_12.txt AC 25 ms 8448 KB
1_13.txt AC 23 ms 6144 KB
1_14.txt AC 24 ms 6144 KB
1_15.txt AC 24 ms 6144 KB
1_16.txt AC 17 ms 4732 KB
1_17.txt AC 17 ms 4732 KB
1_18.txt AC 17 ms 4732 KB
1_19.txt AC 11 ms 3448 KB
1_20.txt AC 11 ms 3448 KB
1_21.txt AC 11 ms 3448 KB
1_22.txt AC 22 ms 4480 KB
1_23.txt WA 22 ms 4480 KB
1_24.txt WA 22 ms 4480 KB
1_25.txt AC 21 ms 3968 KB
1_26.txt WA 22 ms 3968 KB
1_27.txt WA 21 ms 3968 KB
1_28.txt AC 15 ms 3712 KB
1_29.txt WA 14 ms 3712 KB
1_30.txt AC 14 ms 3712 KB
1_31.txt WA 24 ms 4608 KB
1_32.txt AC 23 ms 4608 KB
1_33.txt AC 23 ms 4608 KB
1_34.txt AC 22 ms 4608 KB
1_35.txt WA 24 ms 4864 KB
1_36.txt AC 24 ms 4864 KB
1_37.txt AC 23 ms 4864 KB
1_38.txt AC 23 ms 4864 KB
1_39.txt WA 24 ms 4992 KB
1_40.txt WA 24 ms 4992 KB
1_41.txt AC 24 ms 4992 KB
1_42.txt AC 23 ms 4992 KB
1_43.txt WA 24 ms 5248 KB
1_44.txt WA 24 ms 5248 KB
1_45.txt WA 24 ms 5248 KB
1_46.txt AC 24 ms 5248 KB
1_47.txt WA 24 ms 6400 KB
1_48.txt WA 27 ms 6400 KB
1_49.txt WA 24 ms 6400 KB
1_50.txt AC 24 ms 6400 KB
1_51.txt WA 26 ms 9728 KB
1_52.txt WA 25 ms 9728 KB
1_53.txt WA 26 ms 9728 KB
1_54.txt AC 26 ms 9728 KB