https://dev-doc.rust-lang.org/stable/std/iter/struct.RepeatN.html
RepeatN in std::iter - Rust
An iterator that repeats an element an exact number of times.
stditerrust
https://paritytech.github.io/polkadot-sdk/master/sp_std/iter/struct.RepeatN.html
RepeatN in sp_std::iter - Rust
An iterator that repeats an element an exact number of times.
spstditerrust