#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main(){
    int N;
    cin>>N;
    for(int i=0;i<N;i++){
        string S;
        cin>>S;
        int now = false;
        for(int j=0;j<S.size();j++){
            if(S[j] != '0') now = true;
            if(now) cout<<S[j];
        }
        if(!now) cout<<0;
        cout<<endl;
    }
}