Priority queue: Difference between revisions
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if size>ubound(q) then redim preserve q(ubound(q)*1.1) |
if size>ubound(q) then redim preserve q(ubound(q)*1.1) |
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q(size)=x |
q(size)=x |
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| ⚫ | |||
sift_up |
sift_up |
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end sub |
end sub |
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h=size |
h=size |
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p=h\2 |
p=h\2 |
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| ⚫ | |||
while out_of_order(q(p),q(h)) |
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swap h,p |
swap h,p |
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h=p |
h=p |
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p=h\2 |
p=h\2 |
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if p=0 then exit sub |
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wend |
wend |
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end sub |
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end sub |
end sub |
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5 Make tea |
5 Make tea |
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</pre> |
</pre> |
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=={{header|Wren}}== |
=={{header|Wren}}== |
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{{libheader|Wren-queue}} |
{{libheader|Wren-queue}} |
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