Allocation practice problems in Rust

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Showing 15 of 15

Status	Title	Difficulty	Category	Tags
	Capacity and pre-sizing, graded	Easy	Primitives
	Case-insensitive search without allocating	Easy	Primitives
	Chains versus loops: top-k, and a function that must not allocate	Medium	End-to-End
	Cow: borrow until you have to own	Medium	Primitives
	Enum dispatch: the third option	Medium	End-to-End
	In-place mutation vs rebuild, measured	Easy	Primitives
	Iterator performance: where the abstraction leaks	Medium	End-to-End
	Memory layout and cache behaviour: flat arrays, AoS vs SoA	Medium	End-to-End
	Needless clone: the most common review comment in Rust	Medium	End-to-End
	Reusing buffers instead of allocating per iteration	Medium	Primitives
	Sorting: sort vs sort_unstable vs sort_by_cached_key	Medium	End-to-End
	String and text performance, graded	Medium	End-to-End
	String building: push_str, write!, and the 590x cliff	Easy	Primitives
	Where the allocations are: the counting allocator	Easy	Primitives
	Zero-copy parsing: borrow, don't allocate	Medium	Primitives