RosettaCodeData/Task/Truncatable-primes/Perl-6/truncatable-primes.pl6
2015-11-18 06:14:39 +00:00

10 lines
264 B
Raku

constant ltp = $[2, 3, 5, 7], -> @ltp {
$[ grep { .&is-prime }, ((1..9) X~ @ltp) ]
} ... *;
constant rtp = $[2, 3, 5, 7], -> @rtp {
$[ grep { .&is-prime }, (@rtp X~ (1..9)) ]
} ... *;
say "Highest ltp = ", ltp[5][*-1];
say "Highest rtp = ", rtp[5][*-1];