diff --git a/subjects/isprime/README.md b/subjects/isprime/README.md index 5da1d49f2..a97c42653 100644 --- a/subjects/isprime/README.md +++ b/subjects/isprime/README.md @@ -6,6 +6,8 @@ Write a function that returns `true` if the `int` passed as parameter is a prime The function must be optimized in order to avoid time-outs with the tester. +(We consider that only positive numbers can be prime numbers) + ### Expected function ```go