9
9 9
9 9
99999898888889889888889899999989888898888888998888889988889898889
98888899888899888988898898888889888898888889889888889898889898889
98888898988989888898988898888889888898888898888988889889889898889
99999898899889888889888899999989888898888999999998889888989899999
98888898888889888889888898888889888898889888888889889888899898889
99999898888889888889888899999989999998898888888888989888889898889
tk anh nha
Ấn F3 + 9
Thấy tớ rảnh ko