#include <stdio.h>

void func(char* s)
{
    int i = 0;
    while (s[1] != '\0')
    {
        for (int j = 0; s[j] != '\0'; j += 2)
        {
            s[i++] = s[j];
        }
        s[i] = '\0';
        i = 0;
    }
    printf("%s\n", s);
}

int main()
{
    int t;
    scanf("%d", &t);
    while (t--)
    {
        char S[105];
        scanf("%s", S);
        func(S);
    }
    return 0;
}