1497A Meximization codeforces solution in cpp
by ujjal roy
#include<bits/stdc++.h>
using namespace std;
main()
{
int t,i,n;
cin>>t;
while(t--)
{
cin>>n;
int a[n];
vector<int> b;
for(i=0;i<n;i++)
{
cin>>a[i];
}
sort(a,a+n);
for(i=0;i<n;i++)
{
if(i==0||a[i]!=a[i-1]) b.push_back(a[i]);
}
for(i=0;i<n;i++)
{
if(i>0&&a[i]==a[i-1]) b.push_back(a[i]);
}
for(i=0;i<n;i++)
{
cout<<b[i]<<" ";
}
cout<<endl;
}
return 0;
}
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