swap bits qk8

#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<string,int> psi;
typedef vector<int> vi;
typedef vector<vector<int>> vvi;

#define FOR(i, a, b) for (auto i=a; i<=(b); i++)
#define FORd(i,b,a) for (int i =b; i >= a; i--)
#define sz(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define f first
#define s second
#define ins insert

const int MOD = 1000000007;
//type functions here
ll swapbits(ll a)
{
    return ((a&0x555555)<<1|(a&0xAAAAAA)>>1);
}


int main() {
    int tc;
    cin>>tc;
    FOR(i,0,tc-1){
    ll a;
    cin>>a;
    cout<<swapbits(a)<<endl;
    }
    return 0;
}