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A-M baby

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Ingy döt Net 2013-04-10 21:29:02 -07:00
parent 764da6cbbb
commit db842d013d
19005 changed files with 197040 additions and 7 deletions
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9
Task/Map-range/Ruby/map-range.rb Normal file
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@ -0,0 +1,9 @@
def map_range(a, b, s)
af, al, bf, bl = a.first, a.last, b.first, b.last
bf + (s - af).*(bl - bf).quo(al - af)
end
11.times do |s|
s *= 1.0 # force floating point
print s, " maps to ", map_range((0..10), (-1..0), s), "\n"
end