索引：http://web.media.mit.edu/~lieber/Publications/Publications.html
论文：http://web.media.mit.edu/~lieber/Publications/Coloring-Book.pdf
http://alvyray.com/Papers/CG/tintfi79.pdf
http://graphics.stanford.edu/papers/area-flooding-sig82course/area-flooding-sig82course.pdf
string标准库函数整理
http://wenku.baidu.com/link?url=Ya6kxVmJKY1-yeO3_OEhP5RGUh4w7vaTAALLG45ejLNDtTNFFCIbToYX5TjhIHy7gzemUXMWN75PiFckgA3KhnhxX66u14ep2rXXcNbgW9K