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QOJ

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#418931	#8332. Two in One	TMM233^#	WA	26ms	3848kb	C++20	767b	2024-05-23 16:32:44	2024-05-23 16:32:45

Judging History

你现在查看的是最新测评结果

[2024-05-23 16:32:45]
评测

测评结果：WA
用时：26ms
内存：3848kb

查看

[2024-05-23 16:32:44]
提交

answer

#include <bits/stdc++.h>
using namespace std;
#define double long double
#define IOS ios::sync_with_stdio(0), cin.tie(0)
#define rep(i, a, n) for (int i = a; i <= n; i++)
#define pii pair<int, int>
typedef long long ll;
typedef pair<ll, ll> p;
const int N = 6e4 + 5;
void solve()
{
    int n;
    cin >> n;
    vector<int> cnt(n + 1);
    rep(i, 1, n)
    {
        int x;
        cin >> x;
        cnt[x]++;
    }
    if (n == 1)
    {
        cout << 1 << "\n";
        return;
    }
    sort(cnt.begin() + 1, cnt.end());
    int ans = ((1 << __lg(cnt[n] & cnt[n - 1])) - 1) | cnt[n] | cnt[n - 1];
    cout << ans << "\n";
}
int main()
{

    IOS;
    int t = 1;
    cin >> t;
    while (t--)
    {
        solve();
    }
}

Source code, Language: C++20

Details

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Test #1:

score: 100

Accepted

time: 0ms

memory: 3528kb

input:

1
7
1 2 3 4 3 2 1

output:

result:

ok 1 number(s): "3"

Test #2:

score: 0

Accepted

time: 1ms

memory: 3636kb

input:

1
9
1 1 1 1 1 2 2 2 2

output:

result:

ok 1 number(s): "7"

Test #3:

score: 0

Accepted

time: 19ms

memory: 3568kb

input:

50
10000
72 65 90 94 67 93 41 43 54 83 31 34 38 37 44 42 92 63 66 79 90 45 41 40 19 54 34 90 13 74 40 77 41 57 74 86 91 79 34 39 21 88 90 57 23 31 8 15 80 27 45 38 53 96 51 82 70 71 19 75 62 95 31 67 99 97 94 29 90 7 95 82 61 98 62 77 43 65 66 30 41 69 38 79 51 9 63 77 13 30 72 70 67 93 92 45 74 50 ...

output:

result:

ok 50 numbers

Test #4:

score: -100

Wrong Answer

time: 26ms

memory: 3848kb

input:

79114
7
1 2 4 3 2 3 7
7
1 2 4 7 4 1 5
6
4 2 2 4 2 1
7
1 2 1 4 7 3 2
7
1 2 4 7 1 1 3
7
1 2 6 1 5 2 5
6
5 2 6 1 2 5
7
1 1 7 6 6 5 2
7
1 2 5 6 6 7 7
7
1 1 2 7 2 3 6
7
1 1 1 4 6 2 2
7
1 1 5 7 3 5 2
7
1 1 7 6 2 2 5
6
4 3 4 6 3 1
6
4 4 3 2 3 1
7
1 1 2 3 7 6 2
6
1 2 5 6 3 4
7
1 1 1 1 4 7 6
6
2 6 6 2 5 3
6
...

output:

result:

wrong answer 18th numbers differ - expected: '5', found: '-1'