/*
* nerdyninja
* Omkar Prabhu <omkar.prabhu15@siesgst.ac.in>
*/
#include <bits/stdc++.h>
using namespace std;
int main()
{
// freopen("in", "r", stdin);
// freopen("out", "w", stdout);
ios_base::sync_with_stdio(0);
// Start Solution here
int t;
cin >> t;
while (t--) {
int n;
cin >> n;
int a[n];
for (int i = 0; i < n; i++) cin >> a[i];
for (int i = 0; i < n; i++) {
if (a[i]%10 != 7) printf("%d ", a[i]);
}
printf("\n");
}
// End Solution here
cerr << "Solved in " << clock() << " ms" << endl;
return 0;
}
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