GIÚP MIK VỚI
SOS
----- Nội dung dịch tự động từ ảnh -----
Albert and Bernard just become friends with Cheryl, and they want to know
when her birthday is. Cheryl gives them a list of 10 possible dates.
May 19
May 15
June 17
May 16
June 18
July 14
July 16
August 14 August 15 August 17
Cheryl then tells Albert and Bernard separately the month and the day of her
birthday respectively.
Albert:
I don't know when Cheryl's birthday is, but I know that Bernard
does not know too.
At first I don't know when Cheryl's birthday is, but I know now.
Then I also know when Cheryl's birthday is.
Bernard:
Albert:
So when is Cheryl's birthday?