#include<bits/stdc++.h>
#define ll long long
#define ull unsigned long long
#define newl cout<<"\n";
#define space cout<<" ";
#define sz(x) x.size()
#define NumOfDigit(w) log10(w) + 1
#define MOD 1'000'000'007
#define inf 2'000'000'000
#define PI 3.141592654
#define modulo(a, b, mod) ((((a) % (mod)) + ((b) % (mod))) % (mod))
#define ceil(w, m) (((w) / (m)) + ((w) % (m) ? 1 : 0))
#define all(v) v.begin(), v.end()
#define rall(v) v.rbegin(), v.rend()
#define cin(v) for (auto&i:v) cin >> i;
#define cout(v) for (auto&i:v) cout << i << " ";
#define fixed(n) fixed << setprecision(n)
using namespace std;
void zainab_hamdy(){
  ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr);
 // freopen("file.in" , "r" ,stdin);
  #ifndef ONLINE_JUDGE
    freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout);
  #endif
}
void Solve(){
ll q,n; cin>>q>>n;
vector <string> v(q);

for(int i=0;i<q;i++){
string s; cin>>s;
v.push_back(s);
}

for(int i=0;i<q;i++)  cout<<v[i]<<" ";
 newl
}
int main(){
  zainab_hamdy();
  int t=1;
 cin>>t;
     while(t--)
     Solve();
 return 0;
}