#! /usr/bin/env python # -*- coding:utf-8 -*- # __author__ = "Xiaotie" # Email: sayxiaotie@hotmail.com ''' 二進制計算 運算符 值 128 64 32 16 8 4 2 1 0 0 0 0 0 0 0 0 0 A 50 0 0 1 1 0 0 1 0 B 10 0 0 0 0 1 0 1 0 >>(左移) 例如 10 向左移1位和10除以2相等，移2位為10除以4 <<(右移) 例如 10 向右移1位... &(與) 2 0 0 0 0 0 0 1 0 |(或) 58 0 0 1 1 1 0 1 0 ^(異或) 56 0 0 1 1 1 0 0 0 8bit = 1byte 1024byte = 1kb 1024kb = 1mb ''' print ('50 & 10', 50 & 10) print ('50 | 10', 50 | 10) print ('50 ^ 10', 50 ^ 10) print ('10 >> 2', 10 >> 2) print ('10 << 2', 10 << 2)
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