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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Sparkline-in-unicode/Scala/sparkline-in-unicode.scala Normal file
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def mkSparks( numStr:String ) : String =
numStr.split( "[\\s,]+" ).map(_.toFloat) match {
case v if v.isEmpty => ""
case v if v.length == 1 => "\u2581"
case v =>
(for( i <- v;
s = "\u2581\u2582\u2583\u2584\u2585\u2586\u2587\u2588".toCharArray;
d = (v.max - v.min) / (s.length - 1)
) yield s( ((i - v.min) / d).toInt)).mkString
}
println( mkSparks( "1 2 3 4 5 6 7 8 7 6 5 4 3 2 1" ) )
println( mkSparks( "1.5, 0.5 3.5, 2.5 5.5, 4.5 7.5, 6.5" ) )
// A random test...
println( mkSparks( Stream.continually( math.abs(util.Random.nextInt % 8)).take(64).mkString(" ") ))