exercism/julia/trinary/trinary.jl
2022-08-24 14:28:45 +02:00

7 lines
195 B
Julia

function trinary_to_decimal(str)
all(x -> x ('0', '1', '2'), str) || return 0
number = parse(Int, str)
digs = digits(number)
sum([k*3^(i-1) for (i,k) in enumerate(digs)])
end