renaming the tuples exercise

subjects/generics_list/README.md

@@ -6,11 +6,11 @@ Create a linked list of generic values with the following methods.
 
 - `new` which returns a new empty list.
 
-- `push` which adds at the begining of the list a new element.
+- `push` which adds at the beginning of the list a new element.
 
 - `pop` which deletes the last added element to the list.
 
-- `len` which returns size of the list.
+- `len` which returns the size of the list.
 
 
 

subjects/tuples_refs/README.md

@@ -1,4 +1,4 @@
-## tuples
+## tuples_refs
 
 ### Instructions
 
@@ -27,7 +27,7 @@ meval = "0.2"
 Here is a program to test your functions
 
 ```rust
-use tuples::*;
+use tuples_refs::*;
 
 fn main() {
 	let student = Student(20, "Pedro".to_string(), "Domingos".to_string());