练40.1 小写变大写
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Description
Input a lowercase letter and output its uppercase form.
Input Format
A single lowercase letter.
Output Format
Its uppercase form.
Sample
aA
20250920B班作业(2)
- Status
- Done
- Problem
- 7
- Open Since
- 2025-9-20 0:00
- Deadline
- 2025-10-11 23:59
- Extension
- 24 hour(s)