Submission #1584286


Source Code Expand

#include <bits/stdc++.h>

#define INF_MAX 2147483647
#define INF_MIN -2147483647
#define INF_LL 2000000000000000000LL
#define INF 1000000000
#define EPS 1e-8
#define LL long long
#define mod 1000000007
#define pb push_back
#define mp make_pair
#define f first
#define s second
#define setzero(a) memset(a,0,sizeof(a))
#define setdp(a) memset(a,-1,sizeof(a))
#define bits(a) __builtin_popcount(a)

using namespace std;

vector<int> nxt[100005];

int solve(int ind) {
	int ans = 0;
	vector<int> v;
	for (int x : nxt[ind]) {
		v.pb(solve(x));
	}
	sort(v.begin(), v.end());
	for (int i=0;i<v.size();i++) {
		ans = max(ans, v[i] + i + 1);
	}
	return ans;
}

int main() {
	int n, x;
	cin >> n;
	for (int i=1;i<n;i++) {
		scanf("%d", &x);
		nxt[x-1].pb(i);
	}
	cout << solve(0) - 1;
	return 0;
}

Submission Info

Submission Time
Task B - Tournament
User AmrMahmoud
Language C++14 (GCC 5.4.1)
Score 0
Code Size 831 Byte
Status WA
Exec Time 27 ms
Memory 13568 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:39:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &x);
                  ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 800
Status
AC × 1
WA × 2
AC × 2
WA × 51
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, 49.txt, 50.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
01.txt WA 27 ms 4224 KB
02.txt WA 27 ms 4224 KB
03.txt WA 27 ms 4224 KB
04.txt WA 27 ms 4224 KB
05.txt WA 27 ms 4224 KB
06.txt WA 27 ms 4224 KB
07.txt WA 27 ms 4224 KB
08.txt WA 27 ms 4224 KB
09.txt WA 27 ms 4224 KB
10.txt WA 27 ms 4224 KB
11.txt WA 27 ms 13568 KB
12.txt WA 26 ms 10624 KB
13.txt WA 26 ms 9216 KB
14.txt WA 26 ms 7680 KB
15.txt WA 25 ms 6656 KB
16.txt WA 25 ms 5760 KB
17.txt WA 25 ms 5120 KB
18.txt WA 25 ms 4736 KB
19.txt WA 26 ms 4608 KB
20.txt WA 26 ms 4608 KB
21.txt WA 12 ms 3704 KB
22.txt WA 12 ms 3424 KB
23.txt WA 12 ms 3316 KB
24.txt WA 12 ms 3376 KB
25.txt WA 12 ms 3200 KB
26.txt WA 12 ms 3072 KB
27.txt WA 12 ms 3072 KB
28.txt WA 12 ms 3200 KB
29.txt WA 14 ms 3200 KB
30.txt WA 14 ms 3200 KB
31.txt AC 22 ms 4096 KB
32.txt WA 22 ms 3584 KB
33.txt WA 20 ms 3328 KB
34.txt WA 19 ms 3328 KB
35.txt WA 18 ms 3456 KB
36.txt WA 16 ms 3072 KB
37.txt WA 15 ms 3072 KB
38.txt WA 13 ms 3072 KB
39.txt WA 13 ms 3072 KB
40.txt WA 12 ms 2944 KB
41.txt WA 2 ms 2560 KB
42.txt WA 2 ms 2560 KB
43.txt WA 2 ms 2560 KB
44.txt WA 2 ms 2560 KB
45.txt WA 2 ms 2560 KB
46.txt WA 2 ms 2560 KB
47.txt WA 2 ms 2560 KB
48.txt WA 2 ms 2560 KB
49.txt WA 2 ms 2560 KB
50.txt WA 2 ms 2560 KB
s1.txt AC 2 ms 2560 KB
s2.txt WA 2 ms 2560 KB
s3.txt WA 3 ms 2560 KB