擅长:python、mysql、java
<pre><code>secondHalf = "5930B4"
#slicing format is string[start:end:step]
initialNumber = secondHalf[0:4] #start at character 0 and end at character 4
middleLetter = secondHalf[4:5] #start at character 4 and end at character 5
endingNumber = secondHalf[-1:] #start from the last character
print(initialNumber, middleLetter, endingNumber)
#output: 5930 B 4
</code></pre>