[ubuntu] The solution to the square brackets "[" and "]" in the Pinyin input method cannot be output under ubuntu

question

In the newly installed ubuntu16.04, the brackets [] cannot be typed, but become "·" and """

Solution

Modify the file /usr/share/fcitx/data/punc.mb.zh_CN

sudo vi /usr/share/fcitx/data/punc.mb.zh_CN

Change lines 18 and 19 to the following

 18 [ 【 
 19 ] 】