Sha256: 16f3e9d6db6f31355d49207c084dbb2e558e6c13c8da433f894e426a815c2264
Contents?: true
Size: 933 Bytes
Versions: 57
Compression:
Stored size: 933 Bytes
Contents
module BookKeeping
VERSION = 1
end
class BaseConverter
def self.convert(base_from, number_array, base_to)
return if number_array.any?{|number| number < 0 || number >= base_from}
return if base_from <= 1 || base_to <= 1
return [] unless number_array.any?
number_in_canonical_base = convert_to_canonical_base(number_array, base_from)
convert_from_canonical_base(number_in_canonical_base, base_to)
end
private
def self.convert_to_canonical_base(number_array, base)
total = 0
number_array.reverse.each_with_index do |number, index|
total += number * base ** index
end
total
end
def self.convert_from_canonical_base(number, base_to)
result = []
current_number = number
while current_number >= base_to do
result << current_number % base_to
current_number = current_number / base_to
end
result << current_number % base_to
result.reverse
end
end
Version data entries
57 entries across 57 versions & 1 rubygems