#include <iostream>
#include <string.h>
using namespace std;
int main()
{
    int cases;
    int j,k;
    char str[101];
    char res[101];

    cin >> cases;
    while (cases--) {
        cin >> str;
        j = 0;
        if ((strlen(str) % 2) == 0)
            k = strlen(str) / 2;
        else
            k = strlen(str) / 2 + 1;

        for (int i = 0; i < strlen(str); i++) {
            if ((i % 2) == 0) {
                res[j++] = str[i];
            }
            else {
                res[k++] = str[i];
            }
        }
        res[strlen(str) + 1] = '\0';
        cout << res << endl;
    }
}