Update exercise-book/src/iterators.md

Co-authored-by: Andrei Listochkin (Андрей Листочкин) <[email protected]>
ferrous-systems · Jan 21, 2025 · b246c4c · b246c4c
1 parent e406068
commit b246c4c
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/exercise-book/src/iterators.md b/exercise-book/src/iterators.md
@@ -307,7 +307,6 @@ fn main() -> Result<(), Box<dyn Error>> {
     let odd_numbers = reader.lines()
         .filter_map(|line| line.ok())
         .filter_map(|line| line.parse::<i32>().ok())
-        .map(|stringy_num| stringy_num.to_string())
         .filter(|num| num % 2 != 0)
         .collect::<Vec<i32>>();