Specification

P39 (*) A list of prime numbers.
      Given a range of integers by its lower and upper limit, construct a list
      of all prime numbers in that range.

Example

> say ~ grep { .is-prime }, 10..19;
    11 13 17 19

use v6;



# we can call it with a range, as in the specification...
say ~ grep { .is-prime }, 10..20;

# or we can pass a list...
say ~ grep { .is-prime }, 3,5,17,257,65537;
# or another range
say ~ grep { .is-prime }, 1..100;

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