Just a start on helping with rust-lang/rust#10513
Tasks: http://rosettacode.org/wiki/Reports:Tasks_not_implemented_in_Rust
Done:
- Hailstone Sequence -
hailstone.rs - Create a file -
create_file.rs - Check that file exists -
check_file.rs - Generic Swap -
swap.rs - Apply a callback to an array -
callback_to_array.rs