docs: Add example of usage as per review

2 years ago · df8917a7d1
1 changed files with 3 additions and 1 deletions
--- a/subjects/printevenarguments/README.md
+++ b/subjects/printevenarguments/README.md
@ -9,7 +9,9 @@ Write a program that receives some arguments from the command line and prints th
 ```console
 $ go run . first second third | cat -e
 second$
-$ go run . a b c d| cat -e
+$ go run . a b c d | cat -e
 b$
 d$
+$ go run . a | cat - e
+$
 ```