diff options
| -rw-r--r-- | exercises/functions/functions1.rs | 2 | ||||
| -rw-r--r-- | exercises/functions/functions2.rs | 2 | ||||
| -rw-r--r-- | exercises/functions/functions3.rs | 2 | ||||
| -rw-r--r-- | exercises/functions/functions4.rs | 5 | ||||
| -rw-r--r-- | exercises/functions/functions5.rs | 4 | ||||
| -rw-r--r-- | info.toml | 9 |
6 files changed, 16 insertions, 8 deletions
diff --git a/exercises/functions/functions1.rs b/exercises/functions/functions1.rs index 3112527..03d8af7 100644 --- a/exercises/functions/functions1.rs +++ b/exercises/functions/functions1.rs @@ -1,5 +1,5 @@ // functions1.rs -// Make me compile! Execute `rustlings hint functions1` for hints :) +// Execute `rustlings hint functions1` or use the `hint` watch subcommand for a hint. // I AM NOT DONE diff --git a/exercises/functions/functions2.rs b/exercises/functions/functions2.rs index 5721a17..7d40a57 100644 --- a/exercises/functions/functions2.rs +++ b/exercises/functions/functions2.rs @@ -1,5 +1,5 @@ // functions2.rs -// Make me compile! Execute `rustlings hint functions2` for hints :) +// Execute `rustlings hint functions2` or use the `hint` watch subcommand for a hint. // I AM NOT DONE diff --git a/exercises/functions/functions3.rs b/exercises/functions/functions3.rs index ed5f839..3b9e585 100644 --- a/exercises/functions/functions3.rs +++ b/exercises/functions/functions3.rs @@ -1,5 +1,5 @@ // functions3.rs -// Make me compile! Execute `rustlings hint functions3` for hints :) +// Execute `rustlings hint functions3` or use the `hint` watch subcommand for a hint. // I AM NOT DONE diff --git a/exercises/functions/functions4.rs b/exercises/functions/functions4.rs index 58637e4..65d5be4 100644 --- a/exercises/functions/functions4.rs +++ b/exercises/functions/functions4.rs @@ -1,8 +1,11 @@ // functions4.rs -// Make me compile! Execute `rustlings hint functions4` for hints :) +// Execute `rustlings hint functions4` or use the `hint` watch subcommand for a hint. // This store is having a sale where if the price is an even number, you get // 10 Rustbucks off, but if it's an odd number, it's 3 Rustbucks off. +// (Don't worry about the function bodies themselves, we're only interested +// in the signatures for now. If anything, this is a good way to peek ahead +// to future exercises!) // I AM NOT DONE diff --git a/exercises/functions/functions5.rs b/exercises/functions/functions5.rs index d22aa6c..5d76296 100644 --- a/exercises/functions/functions5.rs +++ b/exercises/functions/functions5.rs @@ -1,11 +1,11 @@ // functions5.rs -// Make me compile! Execute `rustlings hint functions5` for hints :) +// Execute `rustlings hint functions5` or use the `hint` watch subcommand for a hint. // I AM NOT DONE fn main() { let answer = square(3); - println!("The answer is {}", answer); + println!("The square of 3 is {}", answer); } fn square(num: i32) -> i32 { @@ -114,7 +114,9 @@ path = "exercises/functions/functions3.rs" mode = "compile" hint = """ This time, the function *declaration* is okay, but there's something wrong -with the place where we're calling the function.""" +with the place where we're calling the function. +As a reminder, you can freely play around with different solutions in Rustlings! +Watch mode will only jump to the next exercise if you remove the I AM NOT DONE comment.""" [[exercises]] name = "functions4" @@ -123,7 +125,10 @@ mode = "compile" hint = """ The error message points to line 14 and says it expects a type after the `->`. This is where the function's return type should be-- take a look at -the `is_even` function for an example!""" +the `is_even` function for an example! + +Also: Did you figure out that, technically, u32 would be the more fitting type +for the prices here, since they can't be negative? If so, kudos!""" [[exercises]] name = "functions5" |