{"id":1085151,"date":"2025-01-08T13:13:30","date_gmt":"2025-01-08T05:13:30","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1085151.html"},"modified":"2025-01-08T13:13:33","modified_gmt":"2025-01-08T05:13:33","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e8%be%93%e5%87%ba%e4%ba%8c%e8%bf%9b%e5%88%b6-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1085151.html","title":{"rendered":"python\u4e2d\u5982\u4f55\u8f93\u51fa\u4e8c\u8fdb\u5236"},"content":{"rendered":"

\"python\u4e2d\u5982\u4f55\u8f93\u51fa\u4e8c\u8fdb\u5236\"<\/p>\n

\u5728Python\u4e2d\u8f93\u51fa\u4e8c\u8fdb\u5236\u7684\u65b9\u6cd5\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a\u4f7f\u7528bin()<\/code>\u51fd\u6570\u3001\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u3001\u4f7f\u7528\u4f4d\u64cd\u4f5c\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u7b2c\u4e00\u79cd\u65b9\u6cd5\u3002<\/strong><\/p>\n<\/p>\n

Python\u4e2d\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u662f\u4f7f\u7528bin()<\/code>\u51fd\u6570\u6765\u8f93\u51fa\u4e8c\u8fdb\u5236\u6570\u3002\u8fd9\u4e2a\u51fd\u6570\u53ef\u4ee5\u5c06\u4e00\u4e2a\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002\u4f7f\u7528\u65b9\u6cd5\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5c06\u6574\u6570\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9bin()<\/code>\u51fd\u6570\u5373\u53ef\u3002\u4f8b\u5982\uff0cbin(10)<\/code>\u5c06\u8fd4\u56de\u5b57\u7b26\u4e32'0b1010'<\/code>\u3002\u6b64\u5916\uff0c\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff08\u5982format()<\/code>\u51fd\u6570\uff09\u548c\u4f4d\u64cd\u4f5c\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u4e8c\u8fdb\u5236\u8f93\u51fa\u3002\u4e0b\u9762\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\n

\u4e00\u3001\u4f7f\u7528bin()\u51fd\u6570<\/h3>\n<\/p>\n

bin()<\/code>\u51fd\u6570\u662fPython\u4e2d\u5185\u7f6e\u7684\u4e00\u4e2a\u51fd\u6570\uff0c\u5b83\u80fd\u591f\u5c06\u4e00\u4e2a\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002\u8fd9\u4e2a\u5b57\u7b26\u4e32\u4ee5'0b'\u5f00\u5934\uff0c\u8868\u793a\u8fd9\u662f\u4e00\u4e2a\u4e8c\u8fdb\u5236\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

number = 10<\/p>\n
binary_string = bin(number)<\/p>\n
print(binary_string)  # \u8f93\u51fa: 0b1010<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528bin()<\/code>\u51fd\u6570\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5c06\u4f60\u60f3\u8981\u8f6c\u6362\u7684\u6574\u6570\u4f20\u9012\u7ed9\u8fd9\u4e2a\u51fd\u6570\u5373\u53ef\u3002\u5b83\u4f1a\u8fd4\u56de\u4e00\u4e2a\u4ee5'0b'\u5f00\u5934\u7684\u5b57\u7b26\u4e32\uff0c\u8fd9\u4e2a\u5b57\u7b26\u4e32\u8868\u793a\u8be5\u6574\u6570\u7684\u4e8c\u8fdb\u5236\u5f62\u5f0f\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32<\/h3>\n<\/p>\n
\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u662fPython\u4e2d\u975e\u5e38\u5f3a\u5927\u7684\u4e00\u4e2a\u529f\u80fd\u3002\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u7684\u65b9\u6cd5\u6709\u5f88\u591a\u79cd\uff0c\u4e0b\u9762\u4ecb\u7ecd\u51e0\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
1. \u4f7f\u7528format()<\/code>\u51fd\u6570<\/h4>\n<\/p>\n
format()<\/code>\u51fd\u6570\u662fPython\u4e2d\u5185\u7f6e\u7684\u4e00\u4e2a\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528format()<\/code>\u51fd\u6570\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
number = 10<\/p>\n
binary_string = format(number, 'b')<\/p>\n
print(binary_string)  # \u8f93\u51fa: 1010<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u6574\u657010<\/code>\u4f20\u9012\u7ed9format()<\/code>\u51fd\u6570\uff0c\u5e76\u4f7f\u7528\u683c\u5f0f\u8bf4\u660e\u7b26'b'<\/code>\u6765\u8868\u793a\u6211\u4eec\u60f3\u8981\u5c06\u8fd9\u4e2a\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
2. \u4f7f\u7528f-string<\/h4>\n<\/p>\n
f-string\u662fPython 3.6\u5f15\u5165\u7684\u4e00\u79cd\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u7684\u65b0\u65b9\u6cd5\u3002\u5b83\u4f7f\u7528{}<\/code>\u6765\u5305\u542b\u8868\u8fbe\u5f0f\uff0c\u5e76\u5728\u5b57\u7b26\u4e32\u524d\u52a0\u4e0af<\/code>\u6216F<\/code>\u6765\u8868\u793a\u8fd9\u662f\u4e00\u4e2af-string\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
number = 10<\/p>\n
binary_string = f'{number:b}'<\/p>\n
print(binary_string)  # \u8f93\u51fa: 1010<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e0eformat()<\/code>\u51fd\u6570\u7c7b\u4f3c\uff0c\u6211\u4eec\u5728{}<\/code>\u4e2d\u4f7f\u7528\u683c\u5f0f\u8bf4\u660e\u7b26'b'<\/code>\u6765\u8868\u793a\u6211\u4eec\u60f3\u8981\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u4f4d\u64cd\u4f5c<\/h3>\n<\/p>\n
\u4f4d\u64cd\u4f5c\u662f\u8ba1\u7b97\u673a\u79d1\u5b66\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u4e2a\u6982\u5ff5\u3002\u901a\u8fc7\u4f4d\u64cd\u4f5c\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u64cd\u4f5c\u6574\u6570\u7684\u4e8c\u8fdb\u5236\u4f4d\u3002\u4f7f\u7528\u4f4d\u64cd\u4f5c\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
number = 10<\/p>\n
binary_string = ''<\/p>\n
while number > 0:<\/p>\n
    binary_string = str(number % 2) + binary_string<\/p>\n
    number = number \/\/ 2<\/p>\n
print(binary_string)  # \u8f93\u51fa: 1010<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528\u4e00\u4e2awhile<\/code>\u5faa\u73af\u6765\u4e0d\u65ad\u5730\u5c06\u6574\u6570\u9664\u4ee52<\/code>\uff0c\u5e76\u5c06\u4f59\u6570\u6dfb\u52a0\u5230\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u7684\u5f00\u5934\u3002\u5faa\u73af\u7ed3\u675f\u540e\uff0c\u6211\u4eec\u5c31\u5f97\u5230\u4e86\u6574\u6570\u7684\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
\u56db\u3001\u5c06\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u8f6c\u6362\u56de\u6574\u6570<\/h3>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u6211\u4eec\u4e0d\u4ec5\u53ef\u4ee5\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\uff0c\u8fd8\u53ef\u4ee5\u5c06\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u8f6c\u6362\u56de\u6574\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
binary_string = '1010'<\/p>\n
number = int(binary_string, 2)<\/p>\n
print(number)  # \u8f93\u51fa: 10<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528int()<\/code>\u51fd\u6570\uff0c\u5e76\u4f20\u9012\u8fdb\u5236\u53c2\u65702<\/code>\uff0c\u6765\u5c06\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u8f93\u51fa\u5e26\u6709\u524d\u7f00\u7684\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32<\/h3>\n<\/p>\n
\u6709\u65f6\u5019\uff0c\u6211\u4eec\u53ef\u80fd\u9700\u8981\u8f93\u51fa\u5e26\u6709\u524d\u7f00'0b'\u7684\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
number = 10<\/p>\n
binary_string = f'0b{number:b}'<\/p>\n
print(binary_string)  # \u8f93\u51fa: 0b1010<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u91cc\uff0c\u6211\u4eec\u5728f-string\u4e2d\u6dfb\u52a0\u4e86\u524d\u7f00'0b'\uff0c\u6765\u8868\u793a\u8fd9\u662f\u4e00\u4e2a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
\u516d\u3001\u5904\u7406\u8d1f\u6570<\/h3>\n<\/p>\n
\u5728\u5904\u7406\u8d1f\u6570\u65f6\uff0cbin()<\/code>\u51fd\u6570\u4f1a\u8f93\u51fa\u5e26\u6709\u524d\u7f00'-0b'<\/code>\u7684\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
number = -10<\/p>\n
binary_string = bin(number)<\/p>\n
print(binary_string)  # \u8f93\u51fa: -0b1010<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8d1f\u6570\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u662f\u5176\u7edd\u5bf9\u503c\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u524d\u9762\u52a0\u4e0a\u4e00\u4e2a\u8d1f\u53f7\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u5e94\u7528\u793a\u4f8b<\/h3>\n<\/p>\n
\u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e9b\u65b9\u6cd5\u7684\u5e94\u7528\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u7efc\u5408\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
def decimal_to_binary(number):<\/p>\n
    if number == 0:<\/p>\n
        return '0'<\/p>\n
    elif number > 0:<\/p>\n
        binary_string = ''<\/p>\n
        while number > 0:<\/p>\n
            binary_string = str(number % 2) + binary_string<\/p>\n
            number = number \/\/ 2<\/p>\n
        return binary_string<\/p>\n
    else:<\/p>\n
        return '-' + decimal_to_binary(-number)<\/p>\n
print(decimal_to_binary(10))  # \u8f93\u51fa: 1010<\/p>\n
print(decimal_to_binary(-10))  # \u8f93\u51fa: -1010<\/p>\n
print(decimal_to_binary(0))  # \u8f93\u51fa: 0<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2adecimal_to_binary()<\/code>\u51fd\u6570\uff0c\u7528\u4e8e\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u3002\u8fd9\u4e2a\u51fd\u6570\u80fd\u591f\u5904\u7406\u6b63\u6570\u3001\u8d1f\u6570\u548c\u96f6\u3002<\/p>\n<\/p>\n
\u516b\u3001\u8fdb\u9636\u5185\u5bb9\uff1a\u4f4d\u64cd\u4f5c\u7684\u5b9e\u7528\u6280\u5de7<\/h3>\n<\/p>\n
\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u4f4d\u64cd\u4f5c\u5e38\u5e38\u88ab\u7528\u6765\u8fdb\u884c\u9ad8\u6548\u7684\u8ba1\u7b97\u548c\u6570\u636e\u5904\u7406\u3002\u4e86\u89e3\u4e00\u4e9b\u5b9e\u7528\u7684\u4f4d\u64cd\u4f5c\u6280\u5de7\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f7f\u7528\u4e8c\u8fdb\u5236\u8868\u793a\u3002<\/p>\n<\/p>\n
1. \u68c0\u6d4b\u4e00\u4e2a\u6570\u662f\u5426\u662f2\u7684\u5e42<\/h4>\n<\/p>\n
\u4e00\u4e2a\u6570\u5982\u679c\u662f2\u7684\u5e42\uff0c\u90a3\u4e48\u5b83\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u4e2d\u53ea\u6709\u4e00\u4e2a1<\/code>\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4f4d\u64cd\u4f5c\u6765\u68c0\u6d4b\u4e00\u4e2a\u6570\u662f\u5426\u662f2\u7684\u5e42\uff1a<\/p>\n<\/p>\n
def is_power_of_two(number):<\/p>\n
    return number > 0 and (number & (number - 1)) == 0<\/p>\n
print(is_power_of_two(4))  # \u8f93\u51fa: True<\/p>\n
print(is_power_of_two(5))  # \u8f93\u51fa: False<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528\u4e86number & (number - 1)<\/code>\u7684\u6280\u5de7\u3002\u5982\u679c\u4e00\u4e2a\u6570\u662f2\u7684\u5e42\uff0c\u90a3\u4e48\u5b83\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u4e2d\u53ea\u6709\u4e00\u4e2a1<\/code>\uff0c\u4e14number - 1<\/code>\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u4e2d\u6240\u6709\u7684\u4f4d\u90fd\u4e0enumber<\/code>\u4e0d\u540c\u3002<\/p>\n<\/p>\n
2. \u4ea4\u6362\u4e24\u4e2a\u6570<\/h4>\n<\/p>\n
\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4f4d\u64cd\u4f5c\u6765\u4ea4\u6362\u4e24\u4e2a\u6570\uff0c\u800c\u4e0d\u9700\u8981\u4f7f\u7528\u4e34\u65f6\u53d8\u91cf\uff1a<\/p>\n<\/p>\n
a = 5<\/p>\n
b = 10<\/p>\n
a = a ^ b<\/p>\n
b = a ^ b<\/p>\n
a = a ^ b<\/p>\n
print(a, b)  # \u8f93\u51fa: 10 5<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528\u4e86\u5f02\u6216\u8fd0\u7b97\u7b26^<\/code>\u6765\u4ea4\u6362a<\/code>\u548cb<\/code>\u7684\u503c\u3002<\/p>\n<\/p>\n
\u4e5d\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5728Python\u4e2d\u8f93\u51fa\u4e8c\u8fdb\u5236\u7684\u65b9\u6cd5\uff0c\u5305\u62ec\u4f7f\u7528bin()<\/code>\u51fd\u6570\u3001\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u3001\u4f7f\u7528\u4f4d\u64cd\u4f5c\u7b49\u3002\u6211\u4eec\u8fd8\u8ba8\u8bba\u4e86\u5982\u4f55\u5c06\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u8f6c\u6362\u56de\u6574\u6570\uff0c\u4ee5\u53ca\u5982\u4f55\u5904\u7406\u8d1f\u6570\u3002\u6b64\u5916\uff0c\u6211\u4eec\u8fd8\u4ecb\u7ecd\u4e86\u4e00\u4e9b\u5b9e\u7528\u7684\u4f4d\u64cd\u4f5c\u6280\u5de7\uff0c\u5982\u68c0\u6d4b\u4e00\u4e2a\u6570\u662f\u5426\u662f2\u7684\u5e42\u548c\u4ea4\u6362\u4e24\u4e2a\u6570\u3002<\/p>\n<\/p>\n
\u901a\u8fc7\u638c\u63e1\u8fd9\u4e9b\u65b9\u6cd5\u548c\u6280\u5de7\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f7f\u7528\u4e8c\u8fdb\u5236\u8868\u793a\uff0c\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\u7f16\u5199\u51fa\u66f4\u9ad8\u6548\u7684\u4ee3\u7801\u3002<\/p>\n<\/p>\n
\u65e0\u8bba\u662f\u521d\u5b66\u8005\u8fd8\u662f\u6709\u7ecf\u9a8c\u7684\u5f00\u53d1\u8005\uff0c\u7406\u89e3\u4e8c\u8fdb\u5236\u8868\u793a\u548c\u4f4d\u64cd\u4f5c\u90fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u5e0c\u671b\u8fd9\u7bc7\u6587\u7ae0\u80fd\u591f\u5e2e\u52a9\u5927\u5bb6\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f7f\u7528\u8fd9\u4e9b\u6982\u5ff5\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u683c\u5f0f\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684bin()<\/code>\u51fd\u6570\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u683c\u5f0f\u3002\u8be5\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u4ee5\u201c0b\u201d\u5f00\u5934\u7684\u5b57\u7b26\u4e32\uff0c\u8868\u793a\u8be5\u6570\u5b57\u7684\u4e8c\u8fdb\u5236\u5f62\u5f0f\u3002\u4f8b\u5982\uff0cbin(10)<\/code>\u7684\u8f93\u51fa\u662f'0b1010'<\/code>\u3002\u5982\u679c\u53ea\u9700\u8981\u4e8c\u8fdb\u5236\u6570\u5b57\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\u5207\u7247\uff0c\u83b7\u53d6\u4ece\u7b2c\u4e09\u4e2a\u5b57\u7b26\u5f00\u59cb\u7684\u90e8\u5206\uff0c\u4f8b\u5982\uff1abin(10)[2:]<\/code>\uff0c\u7ed3\u679c\u4e3a'1010'<\/code>\u3002<\/p>\n
Python\u4e2d\u53ef\u4ee5\u5982\u4f55\u683c\u5f0f\u5316\u8f93\u51fa\u4e8c\u8fdb\u5236\u6570\uff1f<\/strong>
\u901a\u8fc7\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u66f4\u7075\u6d3b\u5730\u8f93\u51fa\u4e8c\u8fdb\u5236\u6570\u3002\u4f8b\u5982\uff0c\u4f7f\u7528format()<\/code>\u51fd\u6570\u6216\u8005f-string\u90fd\u53ef\u4ee5\u5b9e\u73b0\u3002\u5728Python 3.6\u53ca\u4ee5\u4e0a\u7248\u672c\u4e2d\uff0cf-string\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u6d01\u7684\u65b9\u5f0f\uff1af"{num:b}"<\/code>\uff0c\u5176\u4e2dnum<\/code>\u662f\u4f60\u8981\u8f6c\u6362\u7684\u6574\u6570\uff0c\u8fd9\u6837\u53ef\u4ee5\u76f4\u63a5\u8f93\u51fa\u4e8c\u8fdb\u5236\u6570\u800c\u4e0d\u5e26\u524d\u7f00\u3002<\/p>\n
\u5982\u4f55\u5904\u7406\u8d1f\u6570\u7684\u4e8c\u8fdb\u5236\u8f93\u51fa\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u8d1f\u6570\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u901a\u5e38\u4f7f\u7528\u8865\u7801\u5f62\u5f0f\u3002\u53ef\u4ee5\u901a\u8fc7bin()<\/code>\u51fd\u6570\u5f97\u5230\u8d1f\u6570\u7684\u4e8c\u8fdb\u5236\u8868\u793a\uff0c\u4f46\u9700\u8981\u6ce8\u610f\uff0c\u7ed3\u679c\u540c\u6837\u4ee5\u201c0b\u201d\u5f00\u5934\uff0c\u5e76\u4e14\u5bf9\u4e8e\u8d1f\u6570\uff0c\u8be5\u51fd\u6570\u4f1a\u8fd4\u56de\u4e00\u4e2a\u8868\u793a\u5176\u8865\u7801\u7684\u5b57\u7b26\u4e32\u3002\u5982\u679c\u60f3\u8981\u4ee5\u56fa\u5b9a\u5bbd\u5ea6\u8f93\u51fa\uff0c\u53ef\u4ee5\u4f7f\u7528\u683c\u5f0f\u5316\u65b9\u6cd5\uff0c\u4f8b\u5982format(num & (1 << width) - 1, 'b')<\/code>\uff0c\u5176\u4e2dwidth<\/code>\u662f\u4f60\u60f3\u8981\u7684\u4f4d\u6570\uff0c\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u8f93\u51fa\u7684\u4e8c\u8fdb\u5236\u6570\u4f4d\u6570\u4e00\u81f4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u8f93\u51fa\u4e8c\u8fdb\u5236\u7684\u65b9\u6cd5\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a\u4f7f\u7528bin()\u51fd\u6570\u3001\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u3001\u4f7f\u7528\u4f4d\u64cd\u4f5c\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u7b2c […]","protected":false},"author":3,"featured_media":1085159,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1085151"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1085151"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1085151\/revisions"}],"predecessor-version":[{"id":1085161,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1085151\/revisions\/1085161"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1085159"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1085151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1085151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1085151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}