docs(rockandroll): fix console

- add missing 'go run . | cat -e'
2 years ago · f6d0cc58a7
1 changed files with 1 additions and 0 deletions
--- a/subjects/rockandroll/README.md
+++ b/subjects/rockandroll/README.md
@ -36,6 +36,7 @@ func main() {
 And its output:

 ```console
+$ go run . | cat -e
 rock$
 $
 roll$