QOJ.ac
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 |
---|---|---|---|---|---|---|---|---|---|
#392003 | #8549. The Game | Giga_Cronos# | WA | 5ms | 3600kb | C++20 | 1.6kb | 2024-04-17 01:25:06 | 2024-04-17 01:25:07 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define all(x) (x).begin(), (x).end()
#define pb push_back
typedef long long ll;
typedef vector<int> vi;
signed main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
int t;
cin >> t;
while (t--)
{
int n;
cin >> n;
vector<int> f(2 * n + 1);
for (int i = 0; i < 2 * n; i++)
{
int x;
cin >> x;
f[x]++;
}
set<int> avs;
vector<int> f2(2 * n + 1);
for (int i = 1; i <= 2 * n; i++)
{
f2[f[i]]++;
avs.insert(f[i]);
}
bool ok = 1;
while (1)
{
if (avs.size() == 1)
{
if (*avs.begin() == 1)
ok = 1;
else
ok = 0;
break;
}
if (*avs.begin() > 1)
{
ok = 0;
break;
}
auto it = avs.begin();
it++;
int v = *it;
f2[v]--;
f2[v - 1]++;
if (!f2[v])
avs.erase(v);
avs.insert(v - 1);
if (avs.count(1))
{
f2[1]--;
if (!f2[1])
avs.erase(1);
}
else
{
ok = 0;
break;
}
}
ok = !ok;
if (ok)
cout << "Qingyu\n";
else
cout << "Kevin\n";
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3504kb
input:
3 3 1 1 4 5 1 4 2 1 2 3 4 4 1 2 2 3 2 1 1 4
output:
Qingyu Kevin Qingyu
result:
ok 3 tokens
Test #2:
score: -100
Wrong Answer
time: 5ms
memory: 3600kb
input:
10000 3 5 5 3 5 4 5 3 1 4 3 1 1 3 3 1 6 3 3 4 4 3 3 4 1 3 1 1 3 5 6 6 3 1 3 3 4 5 1 5 6 5 3 6 2 4 4 6 1 3 4 6 4 4 2 4 3 6 4 1 6 4 6 3 2 4 6 4 2 3 3 2 4 1 5 5 4 3 1 3 6 5 1 1 3 3 2 1 5 3 1 3 6 6 6 2 2 5 3 1 5 2 5 3 3 3 1 3 3 5 4 5 3 1 3 4 2 4 5 3 3 5 6 2 2 2 3 4 3 3 1 2 6 3 3 3 3 3 6 3 3 4 1 3 6 6 4 ...
output:
Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu Qingyu...
result:
wrong answer 3rd words differ - expected: 'Kevin', found: 'Qingyu'