Create BinaryToDecimal.py

BothellRobotics · web-flow · commit 1cb04072f836 · 2019-06-15T10:38:28.000-07:00
diff --git a/BinaryToDecimal.py b/BinaryToDecimal.py
@@ -0,0 +1,44 @@
+#1 0 1 1 = 1*2^3 + 0*2^2 + 1*2^1 + 1*2^0
+
+#length = 4
+
+#binum[0] = 1
+#binum[1] = 0
+#binum[2] = 1
+#binum[3] = 1
+
+
+#Assign user entered value into a String binaryNumber
+binaryNumber = input("Please enter a binary number to convert to Decimal Number")
+
+print(binaryNumber)
+
+#Get the length of user entered binary Number and assign to a variable length
+length = len(binaryNumber)
+
+#Start converting Right most Binary Number to Decimal Number and move towards Left
+#Start basePower = 0 and increment by 1 as you move from Right to Left
+#Keep appending the converted values to the result
+#Exit the Loop once you reach the Left most number in the Binary
+
+decimalValue = 0
+basePower = 0
+#While the length is greater than 0
+while length > 0:
+	#binaryNumber = Start last element in the array binaryNumber[Length -1] and assign it to binaryNumber
+    binaryElement = binaryNumber[length - 1]
+
+    #Make sure the user entered value does not contain anything other than 0 and 1
+    if binaryElement != '1' and binaryElement != '0':
+        raise Exception('Only 1 and 0 are allowed in Binary Number. User entered value contains {}'.format(binaryElement))
+
+	#DeciValue = DeciValue + BiValue * 2**BasePower
+    decimalValue = decimalValue + int(binaryElement) * (2 ** basePower)
+
+	#BasePower = BasePower + 1
+    basePower = basePower + 1
+
+	#Legth = Length - 1
+    length = length - 1
+
+print('Decimal Value of binary number: ' + binaryNumber + ' = {}'.format(decimalValue))
