File list (Check if you may need any files):
FlightManagement
................\bak
................\...\flight
................\...\......\assist
................\...\......\......\DataBaseManager.java~1~
................\...\......\......\DataBaseManager.java~2~
................\...\......\......\DataBaseManager.java~3~
................\...\......\......\DataBaseManager.java~4~
................\...\......\......\SeatInfo.java~10~
................\...\......\......\SeatInfo.java~11~
................\...\......\......\SeatInfo.java~12~
................\...\......\......\SeatInfo.java~13~
................\...\......\......\SeatInfo.java~14~
................\...\......\......\SeatInfo.java~15~
................\...\......\......\SeatInfo.java~16~
................\...\......\......\SeatInfo.java~17~
................\...\......\......\SeatInfo.java~18~
................\...\......\......\SeatInfo.java~9~
................\...\......\......\SqlBean.java~1~
................\...\......\......\SqlBean.java~2~
................\...\......\......\SqlBean.java~3~
................\...\......\......\UpdateComboBox.java~1~
................\...\......\......\UpdateComboBox.java~2~
................\...\......\......\UpdateComboBox.java~3~
................\...\......\......\UpdateComboBox.java~4~
................\...\......\......\UpdateComboBox.java~5~
................\...\......\dingpiao
................\...\......\........\Client.java~1~
................\...\......\........\Client.java~2~
................\...\......\........\Hangkong.java~1~
................\...\......\........\Hangkong.java~2~
................\...\......\........\Hangkong.java~3~
................\...\......\Main
................\...\......\....\CheckID.java~1~
................\...\......\....\CheckID.java~2~
................\...\......\....\CheckID.java~3~
................\...\......\....\CheckID.java~4~
................\...\......\....\Interface.java~15~
................\...\......\....\Interface.java~16~
................\...\......\....\Interface.java~17~
................\...\......\....\Interface.java~18~
................\...\......\....\Interface.java~19~
................\...\......\....\Interface.java~20~
................\...\......\....\Interface.java~21~
................\...\......\....\Interface.java~22~
................\...\......\....\Interface.java~23~
................\...\......\....\Interface.java~24~
................\...\......\....\Main.java~10~
................\...\......\....\Main.java~11~
................\...\......\....\Main.java~12~
................\...\......\....\Main.java~3~
................\...\......\....\Main.java~4~
................\...\......\....\Main.java~5~
................\...\......\....\Main.java~6~
................\...\......\....\Main.java~7~
................\...\......\....\Main.java~8~
................\...\......\....\Main.java~9~
................\...\......\manage
................\...\......\......\DeletePanel.java~28~
................\...\......\......\DeletePanel.java~29~
................\...\......\......\DeletePanel.java~30~
................\...\......\......\DeletePanel.java~31~
................\...\......\......\DeletePanel.java~32~
................\...\......\......\DeletePanel.java~33~
................\...\......\......\DeletePanel.java~34~
................\...\......\......\DeletePanel.java~35~
................\...\......\......\DeletePanel.java~36~
................\...\......\......\DeletePanel.java~37~
................\...\......\......\FlightList.java~1~
................\...\......\......\FlightList.java~2~
................\...\......\......\FlightList.java~3~
................\...\......\......\FlightList.java~4~
................\...\......\......\InsertPanel.java~10~
................\...\......\......\InsertPanel.java~11~
................\...\......\......\InsertPanel.java~12~
................\...\......\......\InsertPanel.java~13~
................\...\......\......\InsertPanel.java~14~
................\...\......\......\InsertPanel.java~15~
................\...\......\......\InsertPanel.java~16~
................\...\......\......\InsertPanel.java~17~
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