fix: small typos (#23)

* fix: typos

* fix: typos

README.md

@@ -3,7 +3,7 @@
 An open source learning resource, available to all.
 
 This exam is maintained by the Polkadot Blockchain Academy, for the benefit of the entire Rust community.
-The Academy accepts individuals modestly skilled in Rust, and maintains this exam to help everyone asses their proficiency being of a level we would consider for the program.
+The Academy accepts individuals modestly skilled in Rust, and maintains this exam to help everyone assess their proficiency being of a level we would consider for the program.
 
 We encourage everyone to take this exam for fun, to help assess your own Rust understanding, or as part of your [application to the Polkadot Blockchain Academy](#applying-to-the-polkadot-blockchain-academy).
 

src/a_honor_code.rs

@@ -35,7 +35,7 @@ pub fn multiple_choice_no_run() -> bool {
 
 /// The coding portion of the exam allows access to books, and websites such as the Rust book, the
 /// standard library reference, and others _explicitly listed_ in the exam prompts themselves.
-/// However, you not allowed to look up direct implementation of the specific algorithms we are
+/// However, you are not allowed to look up direct implementation of the specific algorithms we are
 /// asking you to write.
 ///
 /// Examples of allowed searches:
@@ -54,7 +54,7 @@ pub fn coding_no_copy() -> bool {
 	todo!()
 }
 
-/// You not allowed to use external dependencies from `crates.io` or elsewhere unless
+/// You are not allowed to use external dependencies from `crates.io` or elsewhere unless
 /// explicitly stated in the problem.
 pub fn coding_no_external_deps() -> bool {
 	// If you have followed this rule, return `true`

src/b_multiple_choice.rs

@@ -12,7 +12,7 @@
 //! representing your answer.
 //!
 //! If you would like a rendered and styled version of these questions simply build an open the Rust
-//! Docs for this module, and navigate the the multiple choice question module docs by the command:
+//! Docs for this module, and navigate the multiple choice question module docs by the command:
 //!
 //! ```sh
 //! cargo doc --open

src/h_advanced_traits.rs

@@ -45,7 +45,7 @@ impl From<BTU> for Calorie {
 pub trait Fuel {
 	/// The output unit of the energy density.
 	///
-	/// Think about this: why did we chose this to be an associated type rather than a generic?
+	/// Think about this: why did we choose this to be an associated type rather than a generic?
 	type Output: Into<BTU> + From<BTU>;
 
 	/// The amount of energy contained in a single unit of fuel.