#include <bits/stdc++.h>

using namespace std;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    int N;
    cin >> N;
    vector<string> S(N);
    for (int i = 0; i < N; i++) {
        cin >> S[i];
    }
    vector<string> ans(N);
    for (int i = 0; i < N; i++) {
        string T;
        bool ok = false;
        for (int j = 0; j < (int)(S[i].size()); j++) {
            if (S[i][j] != '0') {
                ok = true;
            }
            if (ok) {
                T += S[i][j];
            }
        }
        if (T == "") {
            T = "0";
        }
        ans[i] = T;
    }
    for (int i = 0; i < N; i++) {
        cout << ans[i] << endl;
    }
    return 0;
}