55-12  strrepʹá
%⣺Enterȷϡ
>>  s1='ǰİ೤Խ!'
s1 =
ǰİ೤Խ!
>>  s2=strrep(s1,'Խ','Զ')
s2 =
ǰİ೤ǻԶ!
>> s3=strrep(s2,'Զ','˭')
s3 =
ǰİ೤˭!
>>
