擅长:python、mysql、java
<p>有更多干净的方法来做你想做的事情,但我发现这种方法对初学者很友好,只需在程序开始时让用户输入这两个问题,因为只有4个选项-检查所有选项</p>
<pre><code>q1 = input("Type 1 for Square, type 2 for Triangle.")
q2 = input("Type 1 for Area, Type 2 for Perimeter.")
if q1 == "1" and q2 == "1":
#do something
if q1 == "1" and q2 == "2":
#do something
if q1 == "2" and q2 == "1":
#do something
if q1 == "2" and q2 == "2":
#do something
</code></pre>