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Input a letter ex : a then output it as A
1st Sep 2017, 2:40 AM
Huy Ngo
![Huy Ngo - avatar](https://blob.sololearn.com/avatars/7675e082-14c0-4579-a575-4fca41297455.jpg)
1 Answer
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ty alot
1st Sep 2017, 3:03 AM
Huy Ngo
![Huy Ngo - avatar](https://blob.sololearn.com/avatars/7675e082-14c0-4579-a575-4fca41297455.jpg)
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