HackThisSite - Extended Basic Mission 4

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Challenge analysis and method notes for HackThisSite - Extended Basic Mission 4, covering hackthissite, extbasic.

Challenge

A program written in a made-up language called F.ake; work out its output when the user types 6,7.

第四关给出一段用自造语言 F.ake 写的程序，要求算出用户输入 6,7 时它的输出。

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{user types 6,7}
BEGIN F.ake
var int as in
int var as in
out var int

Solution

按题面把 var 和 int 当作两个标识符：两次 as in 分别读入 6 和 7，out var int 将它们依次拼接，得到 67。这是该短程序的解释，不扩展为虚构语言的通用规范。

67