Quote from: https://www.facebook.com/competitive.programming
I & Felix are pleased to announce that CP1.pdf, the soft copy of the first
edition of this Competitive Programming series (i.e. the "blue" one),
has been made available for free in our book website:
https://sites.google.com/site/stevenhalim/
Those who are new to CP series are invited to take a look. [略]
大家无聊可以抓下来端详端详，蛮好玩的