ܣƳظ

ʽRemoveRepeat(a)
a 

˵ִгɹûظе

ӣ
a =
[ 1    2    3
  1    2    3
  2    4    5
  1    2    3 ]
  
 //ȼa
b = RemoveRepeat(a)//سõ½
b =
[ 1    2    3
  2    4    5 ]