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Ingy döt Net 2023-07-01 11:58:00 -04:00
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Task/Magic-constant/Julia/magic-constant.julia Normal file
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using Lazy
magic(x) = (1 + x^2) * x ÷ 2
magics = @>> Lazy.range() map(magic) filter(x -> x > 10) # first 2 values are filtered out
println("First 20 magic constants: ", Int.(take(20, magics)))
println("Thousandth magic constant is: ", collect(take(1000, magics))[end])
println("Smallest magic square with constant greater than:")
for expo in 1:20
goal = big"10"^expo
ordr = Int(floor((2 * goal)^(1/3))) + 1
println("10^", string(expo, pad=2), " ", ordr)
end