CSSE1001/7030 Week 6 每周题库 · IO, String Methods & Debugging 输入输出、字符串方法与调试
Week 6 精选练习：文件读写、字符串方法与测试调试。Curated practice on file IO, string methods, testing and debugging.
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String Methods 字符串方法
Implement the following function according to its specification. Hint: use a dictionary.
String Methods 字符串方法
After the assignment: x = ":".join("ab cd ef".split()) what does x evaluate to?
File I/O 文件操作
Which open() mode truncates (empties) an existing file before writing to it?
String Methods 字符串方法
What is the value of x?
String Methods 字符串方法
What does the following code print?
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