From 4e0942244134b1b01809adafde3ec5fa7e00bce8 Mon Sep 17 00:00:00 2001
From: Brenda Rios <riosbrenda@gmail.com>
Date: Sun, 25 Feb 2018 11:47:38 -0800
Subject: [PATCH] Binary to decimal method implemented and tests passed

---
 .DS_Store                | Bin 0 -> 6148 bytes
 lib/binary_to_decimal.rb |  14 +++++++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)
 create mode 100644 .DS_Store

diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000000000000000000000000000000000000..10f4d43063cf2afdea345ed0e8725c067b6d3ef7
GIT binary patch
literal 6148
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H_)`MkvH%f)

literal 0
HcmV?d00001

diff --git a/lib/binary_to_decimal.rb b/lib/binary_to_decimal.rb
index 439e8c6..e1b22ae 100644
--- a/lib/binary_to_decimal.rb
+++ b/lib/binary_to_decimal.rb
@@ -4,6 +4,18 @@
 # The least significant bit is at index 7.
 # Calculate  and return the decimal value for this binary number using
 # the algorithm you devised in class.
+binary_array = []
+8.times do
+  binary_array << rand(0..1)
+end
+
 def binary_to_decimal(binary_array)
-  raise NotImplementedError
+  # raise NotImplementedError
+  n =  binary_array.length - 1
+  decimal_number = 0
+  binary_array.length.times do |i|
+    decimal_number += binary_array[i] * 2 ** n
+    n -= 1
+  end
+  return decimal_number
 end