fprintf(fd, "{ \" UNIQUE_KEY\" : %d, \"text\": \"s/text/%c%c%c%c%c.txt\", \"pict\" : \"s/pict/%c%c%c%c%c.png\" , \"script\" : \"s/scr/%c%c%c%c%c\"}\t",
            rand()
            ,arr[0],arr[1],arr[2],arr[3],arr[4],
            arr[0],arr[1],arr[2],arr[3],arr[4],
            arr[0],arr[1],arr[2],arr[3],arr[4]
            );