Submission #1358604


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[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 850 Byte
Status WA
Exec Time 30 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
AC × 3
AC × 26
WA × 32
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 27 ms 6144 KB
1_03.txt WA 24 ms 6144 KB
1_04.txt WA 26 ms 6016 KB
1_05.txt WA 28 ms 5888 KB
1_06.txt WA 30 ms 8192 KB
1_07.txt AC 26 ms 8192 KB
1_08.txt AC 27 ms 10496 KB
1_09.txt AC 26 ms 10496 KB
1_10.txt WA 24 ms 6140 KB
1_11.txt WA 24 ms 6140 KB
1_12.txt WA 24 ms 6016 KB
1_13.txt WA 23 ms 6144 KB
1_14.txt WA 24 ms 6144 KB
1_15.txt WA 24 ms 6016 KB
1_16.txt AC 17 ms 4860 KB
1_17.txt AC 16 ms 4476 KB
1_18.txt AC 16 ms 4476 KB
1_19.txt AC 11 ms 3196 KB
1_20.txt AC 11 ms 3196 KB
1_21.txt AC 11 ms 3196 KB
1_22.txt WA 22 ms 4608 KB
1_23.txt WA 22 ms 4608 KB
1_24.txt WA 22 ms 4608 KB
1_25.txt WA 21 ms 4348 KB
1_26.txt WA 21 ms 3968 KB
1_27.txt WA 21 ms 3840 KB
1_28.txt WA 14 ms 4092 KB
1_29.txt WA 14 ms 3456 KB
1_30.txt AC 13 ms 3456 KB
1_31.txt WA 23 ms 4480 KB
1_32.txt AC 22 ms 4352 KB
1_33.txt AC 23 ms 4352 KB
1_34.txt AC 23 ms 4352 KB
1_35.txt WA 23 ms 4992 KB
1_36.txt AC 24 ms 4608 KB
1_37.txt AC 23 ms 4608 KB
1_38.txt AC 23 ms 4608 KB
1_39.txt WA 23 ms 4864 KB
1_40.txt WA 24 ms 4736 KB
1_41.txt AC 24 ms 4736 KB
1_42.txt AC 24 ms 4736 KB
1_43.txt WA 23 ms 5120 KB
1_44.txt WA 27 ms 4736 KB
1_45.txt WA 24 ms 4864 KB
1_46.txt AC 24 ms 4864 KB
1_47.txt WA 23 ms 5248 KB
1_48.txt WA 24 ms 4864 KB
1_49.txt WA 24 ms 5632 KB
1_50.txt AC 25 ms 6144 KB
1_51.txt WA 23 ms 5888 KB
1_52.txt WA 23 ms 5504 KB
1_53.txt WA 26 ms 5632 KB
1_54.txt AC 26 ms 9472 KB