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Ports_Myriam_Binary to Decimal #28

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21 changes: 20 additions & 1 deletion lib/binary_to_decimal.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -5,5 +5,24 @@
# Calculate and return the decimal value for this binary number using
# the algorithm you devised in class.
def binary_to_decimal(binary_array)
raise NotImplementedError
conversion = [128, 64, 32, 16, 8, 4, 2, 1]
decimal = 0
i = 0
(binary_array.length).times do
if binary_array[i] == 1
decimal += conversion[i]
end
i += 1
end
return decimal
# raise NotImplementedError
end

binary = []
8.times do
number = rand(0..1)
binary << number
end

puts "The binary number generated is: #{binary}
Binary number to decimal: #{binary_to_decimal(binary)}"