[365-184] 頭腦體操 - Cheryl's Birthday & Einstein's riddle
最近在辦公室，大家特別關心一位叫做Cheryl的同事，每個人見到她，不是說『Cheryl 我知道你的生日是哪一天了！』，就是說『Cheryl 你的生日到底是哪一天？』 為什麼大家這麼關心Cheryl的生日呢？？？因為最近新加坡的網民們，都在忙著解答這個據說是小學生的數學測驗題：Cheryl's birthday [圖片來源： CNN網站 ] 為了證明我比小學生要厲害一點，我接下同事的戰帖，順利找出了Cheryl的生日是哪一天！明明只是小學生程度的問題，但解題成功不知為何讓我整個人非常興奮，好像是突然發現自己可能是個數學天才或福爾摩斯這樣！（明明是因為比小學生多活了20年啊！) 同事看我這麼快解題，居然馬上又寄來一個新題目挑戰我： riddle The situation There are 5 houses in five different colors. In each house lives a person with a different nationality. These five owners drink a certain type of beverage, smoke a certain brand of cigar and keep a certain pet. No owners have the same pet, smoke the same brand of cigar or drink the same beverage. The question is: Who owns the fish? Hints the Brit lives in the red house the Swede keeps dogs as pets the Dane drinks tea the green house is on the left of the white house the green house's owner drinks coffee the person who smokes Pall Mall rears birds the owner of the yellow house smokes Dunhill the ma...