2023. 1. 20 PM 1:00 by CBJ
f640 : https://zerojudge.tw/ShowProblem?problemid=f640
利用圖像化的stack，模擬多層運算式的求值過程。
題解 : https://cbjsprogramdiary.com/2023/01/19/f640-%e5%87%bd%e6%95%b8%e9%81%8b%e7%ae%97%e5%bc%8f%e6%b1%82%e5%80%bc/
簡報連結 : https://www.canva.com/design/DAFYFYlhUO4/vz29E21sHsp5j_VIcso3Yg/view?utm_content=DAFYFYlhUO4&utm_campaign=designshare&utm_medium=link2&utm_source=sharebutton