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1276.cpp
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#include<algorithm>
#include<iostream>
#include<cstdio>
#include<string>
#include<vector>
using namespace std;
int main()
{
int t,n,i;
cin>>t;
while(t--)
{
cin>>n;
vector<int> v(n);
for(i=0;i<n;i++) v[i]=i+1;
int f=0;
while(v.size()>3)
{
f++;
if(f%2==1)
{
for(i=1;i<v.size();i++)
v.erase(v.begin()+i);
}
else
{
for(i=2;i<v.size();i=i+2)
v.erase(v.begin()+i);
}
}
vector<int>::iterator it=v.begin();
int first=0;
for(;it!=v.end();it++)
{
if(!first)
{
cout<<*it;
first=1;
}
else cout<<" "<<*it;
}
cout<<endl;
}
return 0;
}