1 (in-package #:adventofcode2020)
3 (defmacro day (num var &body body)
4 (let ((day-str (format nil "day~2,'0D" num)))
5 `(let ((,var (alexandria:read-file-into-string ,(format nil "./res/~A" day-str))))
9 (time (format t "Part 1: ~A~%" str)))
12 (time (format t "Part 2: ~A~%" str)))