Primes up to n
Read n (at least 2) and print every prime number from 2 to n on one line, separated by spaces.
Input
10
Expected output
2 3 5 7
Input
2
Expected output
2
Show a hint
Write an is_prime function that tries divisors up to the square root, then loop from 2 to n.
Show a solution
CLoading the editor…
Run the tests to check your solution.