Everytime I put EAs, their code will be broken

 

 

 Look this image, thre are ㅁ shape code

 what's that? what should i do?

sorry for my poor English 

 
forjunu:

 

 Look this image, thre are ㅁ shape code

 what's that? what should i do?

sorry for my poor English 

They are non-English characters.

On MQL5 website almost 90% non-English characters are Russian, so you need install Russian font.