#include <bits/stdc++.h>
using namespace std;
void solve() {
  string s;
  cin >> s;
  string ans;
  ans += s[0];
  for (int i = 1; i <= s.length() - 2; i = i + 2) {
    ans += s[i];
  }
  ans += s[s.length() - 1];
  cout << ans;
}
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  long test;
  cin >> test;
  while (test--) {
    solve();
    cout << '\n';
  }
}
