# -*- coding:utf-8 -*-

class Max:
    def getMax(self, a, b):
        # write code here
        # 计算差值
        diff = a - b
        
        # 获取diff的符号位（正数或0为0，负数为1）
        # 右移31位得到符号位，再与1取与，确保得到0或1
        sign = (diff >> 31) & 1
        
        # 如果diff>=0，sign=0，返回a
        # 如果diff<0，sign=1，返回b
        return a * (1 - sign) + b * sign