advent of code 2019:https 源码

代码来临2019 将代码2019作为Golang CLI出现的解决方案 $ ./advent -h advent runs the advent of code 2019 challenges https://adventofcode.com/2019/ Usage: advent [command] Available Commands: four runs day 4 of advent of code help Help about any command one one runs advent of code problem one https://adventofcode.com/2019/day/1 three runs day three of advent of code t