part 05: clarify exercise

[rust-101.git] / workspace / src / part00.rs

diff --git a/workspace/src/part00.rs b/workspace/src/part00.rs
index 2998b20ddfd6ef822c19d77ea37e3953008967b5..49e89eba228a982b520db13ed69f65339984f03b 100644 (file)
--- a/workspace/src/part00.rs
+++ b/workspace/src/part00.rs
@@ -1,5 +1,3 @@
-// ***Remember to enable/add this part in `main.rs`!***
-

 // Rust-101, Part 00: Algebraic datatypes
 // ======================================
 
 // Rust-101, Part 00: Algebraic datatypes
 // ======================================
 


@@ -17,8 +15,7 @@ enum NumberOrNothing {
 fn vec_min(vec: Vec<i32>) -> NumberOrNothing {
     let mut min = NumberOrNothing::Nothing;
 
 fn vec_min(vec: Vec<i32>) -> NumberOrNothing {
     let mut min = NumberOrNothing::Nothing;
 

-    // Now we want to *iterate* over the list. Rust has some nice syntax for
-    // iterators:
+    // Now we want to *iterate* over the list. Rust has some nice syntax for iterators:

     for el in vec {
         // So `el` is al element of the list. We need to update `min` accordingly, but how do we get the current
         // number in there? This is what pattern matching can do:
     for el in vec {
         // So `el` is al element of the list. We need to update `min` accordingly, but how do we get the current
         // number in there? This is what pattern matching can do:


@@ -61,10 +58,7 @@ fn read_vec() -> Vec<i32> {
     unimplemented!()
 }
 
     unimplemented!()
 }
 

-// Finally, let's call our functions and run the code!
-// But, wait, we would like to actually see something, so we need to print the result.
-// Of course Rust can print numbers, but after calling `vec_min`, we have a `NumberOrNothing`.
-// So let's write a small helper function that prints such values.
+// Of course, we would also like to actually see the result of the computation, so we need to print the result.

 
 fn print_number_or_nothing(n: NumberOrNothing) {
     unimplemented!()
 
 fn print_number_or_nothing(n: NumberOrNothing) {
     unimplemented!()


@@ -77,7 +71,6 @@ pub fn main() {
     print_number_or_nothing(min);
 }
 
     print_number_or_nothing(min);
 }
 

-// You can now use `cargo build` to compile your code. If all goes well, try `cargo run` on the
-// console to run it.
+// Finally, try `cargo run` on the console to run it.