B 想一個數字 (10 至1000,包括10 和1000),A 猜。
以下是二人的對話︰
A︰是不是少於 500?
B 撒謊地回答。
A︰是不是正方形數?
B 撒謊地回答。
A︰是不是正立方數?
B 真確地回答。
A︰我找到兩個可能性。
試求 B 想的數字。
ENG VERSION
B suggests s a number(10-1000 inclusive), and A guesses.
The following is their conversations.
A︰Is it less than 500?
B lies.
A︰Is it a square number?
B lies.
A︰Is it a perfect cube?
B answers trufully.
A︰I've narrowed down into 2 possibilities.
Find the number B suggested.