Find first missing positive: Difference between revisions
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witheach [ task echo sp ]
</syntaxhighlight>
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<pre>3 2 1</pre>
===Brute force===
Search for each integer. The largest the missing integer can be is one more than the number of items in the nest.
<syntaxhighlight lang="Quackery"> [ dup size
dup 1+ unrot
times
[ i^ 1+
over find
over found not if
[ dip
[ drop i^ 1+ ]
conclude ] ]
drop ] is task ( [ --> n )
' [ [ 1 2 0 ] [ 3 4 -1 1 ] [ 7 8 9 11 12 ] ]
witheach [ task echo sp ]</syntaxhighlight>
{{out}}
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