#! /usr/bin/env python
# -*- coding:utf-8 -*-
# __author__ = "Xiaotie"
# Email: [email protected]

'''
二進位制計算
運算子  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)