摘要：
前段时间，有朋友发了我一份算法题，说是国际软件大赛的训练题，本人闲来做了一道看起来很有意思的题，费话不多说，先来看原题：Exercise 25: Rescuing Robin (programminga simple game) Seen fromthe sky, the skyscrapers of Gotham City form a 10x10 checkerboardand the gap between two skyscrapers is one. The joker has harmed Robin and lefthim on the roof of a randomly... 阅读全文