擅长:python、mysql、java
<p>比较两段代码:</p>
<pre><code>list1 = ["Horse", "Cow", "Pig", "Goat", "Chicken", "Sheep", "Donkey", "Duck", "Rabbit"]
list2 = ["Horse", "Cow", "Pig", "Goat", "Chicken", "Sheep", "Donkey", "Duck", "Sheep"]
######################
index1 = 2
index2 = 3
element1 = list1[index1]
element2 = list2[index2]
print (element1) # output: Pig
print (element2) # output: Goat
######################
index1 = list1.index("Sheep")
index2 = list2.index("Donkey")
print (index1) # output: 5
print (index2) # output: 6
</code></pre>