Title case converter

Words and their capitalisation.

strings split

Implement `to_title_case(s: str) -> str`.

Capitalise the first letter of every word; lowercase the rest.

Constraints

0 ≤ len(s) ≤ 10^4. Words are separated by single spaces.

Example

>>> to_title_case("hello world")
"Hello World"

5 points ~5 min

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Hints

str.title() or manual word.capitalize() joined.

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