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QOJ

ID	题目	提交者	结果	用时	内存	语言	文件大小	提交时间	测评时间
#313810	#8134. LCA Counting	ucup-team093^#	WA	1ms	5720kb	C++20	675b	2024-01-25 00:01:55	2024-01-25 00:01:55

Judging History

你现在查看的是最新测评结果

[2024-01-25 00:01:55]
评测

测评结果：WA
用时：1ms
内存：5720kb

查看

[2024-01-25 00:01:55]
提交

answer

#include <bits/stdc++.h>
using namespace std;

const int N = 2e5 + 10;

int n, l;

vector<int> g[N];

int dfs(int u) {
    if(g[u].empty()) {
        l ++;
        return 0;
    }
    int fi = -1, se = -1;
    for(int v : g[u]) {
        se = max(se, dfs(v));
        if(se > fi) swap(se, fi);
    }
    return fi + se + 1;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);

    cin >> n;
    for(int i = 2, p; i <= n; i ++) {
        cin >> p;
        g[p].push_back(i);
    }

    int h = dfs(1);
    for(int i = 1, ans = 1; i <= l; i ++, ans ++) {
        cout << ans << " \n"[i == l];
        if(i <= h) ans ++;
    }
}

源文件, 语言: C++20

詳細信息

Test #1:

score: 100

Accepted

time: 1ms

memory: 3560kb

input:

7
1 1 2 4 2 2

output:

1 3 5 6

result:

ok 4 number(s): "1 3 5 6"

Test #2:

score: 0

Accepted

time: 1ms

memory: 3612kb

input:

10
1 1 2 2 1 1 1 2 4

output:

1 3 5 6 7 8 9

result:

ok 7 numbers

Test #3:

score: 0

Accepted

time: 1ms

memory: 3592kb

input:

10
1 2 2 4 5 6 1 2 4

output:

1 3 5 7 8

result:

ok 5 number(s): "1 3 5 7 8"

Test #4:

score: 0

Accepted

time: 1ms

memory: 5720kb

input:

10
1 2 3 3 3 5 6 4 9

output:

1 3 4

result:

ok 3 number(s): "1 3 4"

Test #5:

score: -100

Wrong Answer

time: 1ms

memory: 3572kb

input:

1000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 4 1 2 2 1 1 1 1 2 1 1 1 1 2 2 1 1 1 1 1 6 3 1 1 1 2 2 1 1 2 1 2 1 3 1 2 1 1 2 1 1 1 1 1 1 1 4 1 5 1 1 1 1 1 2 1 1 2 1 2 1 2 5 3 1 3 1 1 2 1 2 1 1 3 2 1 6 2 1 2 5 1 1 1 3 2 1 2 1 1 1 1 1...

output:

1 3 5 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 10...

result:

wrong answer 6th numbers differ - expected: '10', found: '9'