Shunting yard algorithm
別名：
操車場アルゴリズム
https://en.wikipedia.org/wiki/Shunting_yard_algorithm
https://ja.wikipedia.org/wiki/操車場アルゴリズム
https://gist.github.com/DmitrySoshnikov/1239804/ba3f22f72d7ea00c3a662b900ded98d344d46752
https://gist.github.com/lemonadern/02c96f4f1aa43ad912fa8b567f535b20
#Algorithms
#アルゴリズム