func every_journey(flights [] flight) [] string {

    res := [] string {}
    var backup [] flight = flights
    start := ""
    begin := ""

    for c := 0; c < len(flights) ; c++ {
        if flights[c].departure != "#" {
                begin = flights[c].departure
                start = flights[c].departure
            for i := 0 ; i < len(flights) ; i++ {
                if flights[i].departure == start {
                    start = flights[i].arrival
                    flights[i].departure = "#"
                    flights[i].arrival = "#"
                    i = 0
                }
            }
            flights = backup
            fmt.Println(flights, " *** " , backup)
            res = append(res,(begin + " -> " + start))
        }
    }
    return res
}