class Solution(object):
    def addBinary(self, a, b):
        """
        :type a: str
        :type b: str
        :rtype: str
        """
        return bin(int(a,2)+int(b,2))[2:]

if __name__ == '__main__':
	a = "1010"
	b = "11"
	print Solution().addBinary(a,b)
class Solution(object):
    def addBinary(self, a, b):
        """
        :type a: str
        :type b: str
        :rtype: str
        """
        return bin(int(a,2)+int(b,2))[2:]

if __name__ == '__main__':
	a = "1010"
	b = "11"
	print Solution().addBinary(a,b)
:type a: str         :type b: str         :rtype: str