1 files changed, 53 insertions, 0 deletions
diff --git a/challenge-047/orestis-zekai/python/ch-1.py b/challenge-047/orestis-zekai/python/ch-1.py
new file mode 100644
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+++ b/challenge-047/orestis-zekai/python/ch-1.py
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+# For sake of simplicity, we will consider that MMMCMXCIX is the largest number we can get
+# This maps to 3999
+
+# Helper dicitonairies
+roman_dict = {'I': 1, 'V': 5, 'X': 10, 'L': 50, 'C': 100, 'D': 500, 'M': 1000}
+
+def romanToArab(number):
+	arabNumber = 0
+
+	for i in range(0, len(number)):
+		letter = str(number[i])
+		value = roman_dict[letter]
+
+		if (i < len(number) - 1):
+			if (value < roman_dict[str(number[i+1])]):
+				arabNumber -= value
+			else:
+				arabNumber += value
+		else:
+			arabNumber += value
+
+	return arabNumber
+
+
+def arabToRoman(number):
+	conv = [[1000, 'M'], [900, 'CM'], [500, 'D'], [400, 'CD'], [100, 'C'], [90, 'XC'], [50, 'L'], [40, 'XL'], [10, 'X'], [9, 'IX'], [5, 'V'], [4, 'IV'], [1, 'I']]
+
+	result = ''
+	for denom, roman_digit in conv:
+		result += roman_digit*int((number/denom))
+		number %= denom
+
+	return result
+
+# Main
+roman_input1 = 'MDCCCXCVII'
+roman_input2 = 'IC'
+
+arabInput1 = romanToArab(roman_input1)
+arabInput2 = romanToArab(roman_input2)
+
+
+print('The roman number ' + roman_input1 + ' converts to ' +  str(arabInput1))
+print('The roman number ' + roman_input2 + ' converts to ' +  str(arabInput2))
+
+arabSum = arabInput1 + arabInput2
+print('\nThe sum of the two numbers in arab is ' + str(arabSum) + '\n')
+
+if (arabSum > 3999):
+	print('The sum is greater than 3,999 so it will not be converted')
+else:
+	romanSum = arabToRoman(arabSum)
+	print('The sum of the two numbers in roman is ' + romanSum)
+\ No newline at end of file