Thanks for your very quick reply, you're absolutely right. Works now :-)

Hi! I'm facing a problem in the Rust version.

Initial tests pass 100% OK, but when submitting for full test suite, the following appears:

Thank you

Time: 1060ms Errors: 1Exit Code: 101
STDERR:
error[E0308]: mismatched types
--> src/lib.rs:81:59
|
81 | assert_eq!(find_all(n, k), reference_solution(n, k), "\nWith sum_dig = {}, digs = {}", n, k);
| ^ expected u8, found i32
|
help: you can convert an i32 to a u8 and panic if the converted value doesn't fit
|
81 | assert_eq!(find_all(n, k), reference_solution(n.try_into().unwrap(), k), "\nWith sum_dig = {}, digs = {}", n, k);
| ++++++++++++++++++++

error[E0308]: mismatched types
--> src/lib.rs:81:62
|
81 | assert_eq!(find_all(n, k), reference_solution(n, k), "\nWith sum_dig = {}, digs = {}", n, k);
| ^ expected u8, found i32
|
help: you can convert an i32 to a u8 and panic if the converted value doesn't fit
|
81 | assert_eq!(find_all(n, k), reference_solution(n, k.try_into().unwrap()), "\nWith sum_dig = {}, digs = {}", n, k);
| ++++++++++++++++++++

error[E0308]: mismatched types
--> src/lib.rs:87:59
|
87 | assert_eq!(find_all(n, k), reference_solution(n, k), "\nWith sum_dig = {}, digs = {}", n, k);
| ^ expected u8, found i32
|
help: you can convert an i32 to a u8 and panic if the converted value doesn't fit
|
87 | assert_eq!(find_all(n, k), reference_solution(n.try_into().unwrap(), k), "\nWith sum_dig = {}, digs = {}", n, k);
| ++++++++++++++++++++

error[E0308]: mismatched types
--> src/lib.rs:87:62
|
87 | assert_eq!(find_all(n, k), reference_solution(n, k), "\nWith sum_dig = {}, digs = {}", n, k);
| ^ expected u8, found i32
|
help: you can convert an i32 to a u8 and panic if the converted value doesn't fit
|
87 | assert_eq!(find_all(n, k), reference_solution(n, k.try_into().unwrap()), "\nWith sum_dig = {}, digs = {}", n, k);
| ++++++++++++++++++++

error[E0308]: mismatched types
--> src/lib.rs:93:59
|
93 | assert_eq!(find_all(n, k), reference_solution(n, k), "\nWith sum_dig = {}, digs = {}", n, k);
| ^ expected u8, found i32
|
help: you can convert an i32 to a u8 and panic if the converted value doesn't fit
|
93 | assert_eq!(find_all(n, k), reference_solution(n.try_into().unwrap(), k), "\nWith sum_dig = {}, digs = {}", n, k);
| ++++++++++++++++++++

error[E0308]: mismatched types
--> src/lib.rs:93:62
|
93 | assert_eq!(find_all(n, k), reference_solution(n, k), "\nWith sum_dig = {}, digs = {}", n, k);
| ^ expected u8, found i32
|
help: you can convert an i32 to a u8 and panic if the converted value doesn't fit
|
93 | assert_eq!(find_all(n, k), reference_solution(n, k.try_into().unwrap()), "\nWith sum_dig = {}, digs = {}", n, k);
| ++++++++++++++++++++

For more information about this error, try rustc --explain E0308.
error: could not compile challenge due to 6 previous errors

NOTE: Line numbers in error messages can be incorrect due to concatenation.