QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #443405 | #6540. Beautiful Sequence | zwh2008 | WA | 0ms | 3704kb | C++14 | 585b | 2024-06-15 15:27:56 | 2024-06-15 15:27:56 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
using ll=long long;
using pi=pair<int,int>;
#define fi first
#define se second
const int N=3e5+5;
int n,m,a[N],b[N];
void solve() {
cin>>n,m=0;
for(int i=1;i<=n;i++)cin>>a[i],b[i]=0;
sort(a+1,a+n+1);
for(int i=1;i<=n;i++)m+=a[i]!=a[i-1],b[m]++;
int s=0,ans=0,mx=0;
for(int i=0;i<m;i++) {
s+=b[i],mx=max(mx,b[i]);int t=m-i-1;
if(s>=t&&s-t<=mx)ans=max(ans,n-s+max(s-t-1,0));
}cout<<ans<<'\n';
}
int main() {
ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
int tt;cin>>tt;
while(tt--)solve();
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3636kb
input:
2 6 1 1 2 3 3 4 5 1 2 2 3 3
output:
4 4
result:
ok 2 number(s): "4 4"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3692kb
input:
2 5 1 2 2 3 3 20 1 1 1 1 1 1 4 5 8 8 8 8 9 9 9 9 10 10 10 10
output:
4 17
result:
ok 2 number(s): "4 17"
Test #3:
score: -100
Wrong Answer
time: 0ms
memory: 3704kb
input:
300 14 1 1 1 2 2 2 3 3 3 4 5 5 6 6 14 1 1 1 2 2 3 3 4 4 5 5 6 7 7 14 1 1 2 2 3 4 4 4 5 5 5 6 6 6 14 1 1 2 2 3 3 3 4 5 5 5 6 6 6 14 1 1 1 1 1 1 2 2 2 2 2 3 3 3 14 1 1 1 1 1 1 1 1 1 1 1 1 1 1 14 1 2 2 3 4 5 5 6 6 6 7 8 8 8 14 1 2 2 2 2 2 3 4 5 6 7 8 9 10 14 1 2 2 3 4 4 4 5 6 6 6 6 6 7 14 1 1 2 2 2 3 3...
output:
10 9 10 10 12 14 10 9 10 10 8 9 9 9 11 11 10 9 9 12 10 9 10 9 10 10 11 10 10 11 9 8 10 10 9 10 10 13 10 12 11 10 9 10 9 10 11 10 10 8 11 9 10 9 10 9 10 9 11 11 11 9 10 10 9 9 8 9 11 11 10 10 9 9 10 9 10 9 10 9 9 10 8 10 8 11 9 11 11 12 8 9 10 8 12 11 10 11 9 10 11 9 9 8 10 8 10 10 9 10 8 9 10 11 10 ...
result:
wrong answer 3rd numbers differ - expected: '11', found: '10'