Next special primes: Difference between revisions

=={{header|jq}}==

{{works with|jq}}

'''Works with gojq, the Go implementation of jq'''

This entry uses `is_primes` as can be defined as in [[Erd%C5%91s-primes#jq]].

<lang jq>

def primes:

2, (range(3;infinite;2) | select(is_prime));

def emit_until(cond; stream): label $out | stream | if cond then break $out else . end;

def special_primes:

foreach primes as $p ({};

.emit = null

| if .p == null then .p = $p | .emit = .p

else ($p - .p) as $g

| if $g > .gap then .p = $p | .gap=$g | .emit = .p

else .

end

end;

select(.emit).emit);

# The task

# The following assumesg invocation with the -n option:

emit_until(. >= 1050; special_primes)</lang>

{{out}}

Invocation example: jq -n -f program.jq

<pre>

2

3

5

11

19

29

41

59

79

101

127

157

191

227

269

313

359

409

461

521

587

659

733

809

887

967

1049

</pre>