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31 lines
597 B
Pony
31 lines
597 B
Pony
use "collections"
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class Circle
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var _radius: F32
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new create(radius': F32) =>
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_radius = radius'
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fun ref get_radius(): F32 =>
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_radius
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fun ref get_area(): F32 =>
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F32.pi() * _radius.pow(2)
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fun ref get_circumference(): F32 =>
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2 * _radius * F32.pi()
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actor Main
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new create(env: Env) =>
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for i in Range[F32](1.0, 101.0) do
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let c = Circle(i)
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var str =
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"Radius: " + c.get_radius().string() + "\n" +
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"Circumference: " + c.get_circumference().string() + "\n" +
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"Area: " + c.get_area().string() + "\n"
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env.out.print(str)
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end
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