Wrong Answer
Code
#include<bits/stdc++.h>
using namespace std;
int main()
{
int t;
cin>>t;
while(t--)
{
long long n;
cin>>n;
vector<long long>v(n);
for(int i=0;i<n;i++)
{
cin>>v[i];
}
sort(v.begin(),v.end());
reverse(v.begin(),v.end());
long long odd=n/2;
if(n%2!=0)
odd++;
long long even=n/2;
long long anse=1;
long long anso=1;
long long p=0;
for(int i=1;i<=104;i++)
{
for(int j=1;j<=104;j++)
{
map<long long,long long>mapp;
long long cnt1=0;
for(int k=0;k<n;k++)
{
if(v[k]%i==0)
cnt1++;
}
if(cnt1>=odd)
{
long long y1=0;
for(int k=0;k<n;k++)
{
if(y1>=odd)
break;
if(v[k]%i==0&&v[k]%j!=0)
{
y1++;
mapp[k]++;
}
}
for(int k=0;k<n;k++)
{
if(y1>=odd)
break;
if(v[k]%i==0)
{
y1++;
mapp[k]++;
}
}
}
long long cnt2=0;
for(int k=0;k<n;k++)
{
if(mapp[k]==0&&v[k]%j==0)
cnt2++;
}
if(cnt2>=even&&cnt1>=odd)
{
long long bye=i+j;
//cout<<i<<" "<<j<<endl;
p=max(bye,p);
}
}
}
cout<<p<<endl;
//for(int i=105;i>=1;i--)
/* {
long long cnt=0;
for(int j=0;j<n;j++)
{
if(v[j]%i==0&&mapp[v[j]]==0)
cnt++;
}
if(cnt>=odd&&i>anso)
{
//anso+=i;
// anso=max(anso,i);
anso=i;
cnt-=odd;
long long u1=0;
for(int j=0;j<n;j++)
{
if(u1>=odd)
break;
}
}
if(cnt>=even&&i>anse)
{
anse=i;
cnt-=even;
}
}
// cout<<anse<<" "<<anso<<endl;
cout<<anse+anso<<endl;
/* long long maxxo=1;
for(int i=0;i<n;i++)
{
long long gcdd=v[i];
long long check=0;
for(int j=0;j<n;j++)
{
if(check>=odd)
break;
if(i==j)
continue;
long long temp=__gcd(v[j],gcdd);
if(temp!=1)
{
check++;
gcdd=temp;
}
}
if(check>=odd)
{
maxxo=max(maxxo,gcdd);
}
}
long long maxxe=1;
for(int i=0;i<n;i++)
{
long long gcdd=v[i];
long long check=0;
for(int j=0;j<n;j++)
{
if(check>=even)
break;
if(i==j)
continue;
long long temp=__gcd(v[j],gcdd);
if(temp!=1)
{
check++;
gcdd=temp;
}
}
if(check>=even)
{
maxxe=max(maxxe,gcdd);
}
}
//cout<<maxxe<<endl;
cout<<maxxo+maxxe<<endl;*/
}
}
Information
- Submit By
- Type
- Submission
- Problem
- P1076 Even Odd GCD (Easy Version)
- Contest
- Bangladesh 2.0
- Language
- C++11 (G++ 13.2.0)
- Submit At
- 2024-08-16 17:23:51
- Judged At
- 2024-11-11 03:11:49
- Judged By
- Score
- 1
- Total Time
- 320ms
- Peak Memory
- 540.0 KiB