69 lines
1.8 KiB
Text
69 lines
1.8 KiB
Text
class Defn // to hold the three numbers from a 'row' in the table
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{
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Float low
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Float high
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Float value
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new make (Float low, Float high, Float value)
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{
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this.low = low
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this.high = high
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this.value = value
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}
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}
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class PriceConverter
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{
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Defn[] defns := [,]
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new make (Str table) // process given table and store numbers from each row in a defn
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{
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table.split('\n').each |Str line|
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{
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data := line.split
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defns.add (Defn(Float.fromStr(data[1]), Float.fromStr(data[3]), Float.fromStr(data[5])))
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}
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}
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public Float convert (Float price) // convert by looking through list of defns
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{
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Float result := price
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defns.each |Defn defn|
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{
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if (price >= defn.low && price < defn.high)
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result = defn.value
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}
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return result
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}
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}
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class Main
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{
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public static Void main ()
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{
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table := ">= 0.00 < 0.06 := 0.10
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>= 0.06 < 0.11 := 0.18
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>= 0.11 < 0.16 := 0.26
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>= 0.16 < 0.21 := 0.32
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>= 0.21 < 0.26 := 0.38
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>= 0.26 < 0.31 := 0.44
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>= 0.31 < 0.36 := 0.50
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>= 0.36 < 0.41 := 0.54
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>= 0.41 < 0.46 := 0.58
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>= 0.46 < 0.51 := 0.62
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>= 0.51 < 0.56 := 0.66
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>= 0.56 < 0.61 := 0.70
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>= 0.61 < 0.66 := 0.74
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>= 0.66 < 0.71 := 0.78
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>= 0.71 < 0.76 := 0.82
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>= 0.76 < 0.81 := 0.86
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>= 0.81 < 0.86 := 0.90
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>= 0.86 < 0.91 := 0.94
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>= 0.91 < 0.96 := 0.98
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>= 0.96 < 1.01 := 1.00"
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converter := PriceConverter (table)
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10.times // simple test with random values
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{
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price := (0..100).random.toFloat / 100
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echo ("$price -> ${converter.convert (price)}")
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}
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}
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}
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