Update README.md

Updates to instructions to fix grammatical errors.
3 years ago · 1d60214587
1 changed files with 1 additions and 3 deletions
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 ### Instructions

-Write a function that returns the nth `rune` of a `string`.
-
- In case of impossibilities, the function returns `0`.
+Write a function that returns the nth rune of a string; if not possible, it returns 0.

 ### Expected function