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python二進(jìn)制整數(shù)

在Python中,二進(jìn)制整數(shù)是以0b或0B開頭的數(shù)字,它們是由0和1組成的數(shù)字序列,用于表示二進(jìn)制數(shù),在計算機(jī)中,所有的數(shù)據(jù)都是以二進(jìn)制形式存儲的,因此理解和操作二進(jìn)制整數(shù)是非常重要的。

二進(jìn)制整數(shù)的表示

在Python中,二進(jìn)制整數(shù)的表示非常簡單,只需要在數(shù)字前面加上0b或0B即可。

binary_number = 0b1010
print(binary_number)  # 輸出:10

二進(jìn)制整數(shù)的轉(zhuǎn)換

在實(shí)際應(yīng)用中,我們經(jīng)常需要在二進(jìn)制、十進(jìn)制、八進(jìn)制和十六進(jìn)制之間進(jìn)行轉(zhuǎn)換,Python提供了內(nèi)置的函數(shù)來完成這些轉(zhuǎn)換:

1、將二進(jìn)制整數(shù)轉(zhuǎn)換為十進(jìn)制整數(shù):

binary_number = 0b1010
decimal_number = int(str(binary_number), 2)
print(decimal_number)  # 輸出:10

2、將十進(jìn)制整數(shù)轉(zhuǎn)換為二進(jìn)制整數(shù):

decimal_number = 10
binary_number = bin(decimal_number)
print(binary_number)  # 輸出:'0b1010'

3、將二進(jìn)制整數(shù)轉(zhuǎn)換為八進(jìn)制整數(shù):

binary_number = 0b1010
octal_number = oct(int(str(binary_number), 2))
print(octal_number)  # 輸出:'0o12'

4、將八進(jìn)制整數(shù)轉(zhuǎn)換為二進(jìn)制整數(shù):

octal_number = 0o12
binary_number = bin(int(str(octal_number), 8))
print(binary_number)  # 輸出:'0b1010'

5、將二進(jìn)制整數(shù)轉(zhuǎn)換為十六進(jìn)制整數(shù):

binary_number = 0b1010
hexadecimal_number = hex(int(str(binary_number), 2))
print(hexadecimal_number)  # 輸出:'0xa'

6、將十六進(jìn)制整數(shù)轉(zhuǎn)換為二進(jìn)制整數(shù):

hexadecimal_number = 0xa
binary_number = bin(int(str(hexadecimal_number), 16))
print(binary_number)  # 輸出:'0b1010'

二進(jìn)制整數(shù)的操作

1、二進(jìn)制整數(shù)的加法:

binary_number1 = 0b1010
binary_number2 = 0b1100
result = binary_number1 + binary_number2
print(bin(result))  # 輸出:'0b10110'

2、二進(jìn)制整數(shù)的減法:

binary_number1 = 0b1010
binary_number2 = 0b1100
result = binary_number1 binary_number2
print(bin(result))  # 輸出:'0b10'

3、二進(jìn)制整數(shù)的乘法:

binary_number1 = 0b1010
binary_number2 = 0b1100
result = binary_number1 * binary_number2
print(bin(result))  # 輸出:'0b1100000'

4、二進(jìn)制整數(shù)的除法:

binary_number1 = 0b1010
binary_number2 = 0b1100
result = binary_number1 / binary_number2
print(bin(result))  # 輸出:'0b0'

二進(jìn)制整數(shù)的位操作

1、按位與(&):

binary_number1 = 0b1010
binary_number2 = 0b1100
result = binary_number1 & binary_number2
print(bin(result))  # 輸出:'0b1000'

2、按位或(|):

binary_number1 = 0b1010
binary_number2 = 0b1100
result = binary_number1 | binary_number2
print(bin(result))  # 輸出:'0b1110'

3、按位異或(^):

binary_number1 = 0b1010
binary_number2 = 0b1100
result = binary_number1 ^ binary_number2
print(bin(result))  # 輸出:'0b1'

4、按位取反(~):

binary_number = 0b1010
result = ~binary_number
print(bin(result))  # 輸出:'0b1101'

5、左移(<<):

binary_number = 0b1010
result = binary_number << 2
print(bin(result))  # 輸出:'0b11000'

6、右移(>>):

binary_number = 0b1010
result = binary_number >> 2
print(bin(result))  # 輸出:'0b1'

在Python中,二進(jìn)制整數(shù)是一種非常重要的數(shù)據(jù)類型,通過掌握二進(jìn)制整數(shù)的表示、轉(zhuǎn)換、操作和位操作,我們可以更好地理解和處理計算機(jī)中的數(shù)據(jù),希望本文能夠幫助你掌握Python中二進(jìn)制整數(shù)的相關(guān)知識。


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