{"id":1080716,"date":"2025-01-08T12:32:49","date_gmt":"2025-01-08T04:32:49","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1080716.html"},"modified":"2025-01-08T12:32:51","modified_gmt":"2025-01-08T04:32:51","slug":"python%e5%a6%82%e4%bd%95%e5%8f%96%e5%87%ba%e5%88%97%e8%a1%a8%e6%9c%80%e5%a4%a7%e5%80%bc-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1080716.html","title":{"rendered":"python\u5982\u4f55\u53d6\u51fa\u5217\u8868\u6700\u5927\u503c"},"content":{"rendered":"

\"python\u5982\u4f55\u53d6\u51fa\u5217\u8868\u6700\u5927\u503c\"<\/p>\n

\u5728Python\u4e2d\u53d6\u51fa\u5217\u8868\u6700\u5927\u503c\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u5185\u7f6e\u51fd\u6570max()\u3001sorted()\u51fd\u6570\u3001\u4ee5\u53ca\u81ea\u5b9a\u4e49\u5faa\u73af\u7b97\u6cd5<\/strong>\u3002\u5176\u4e2d\uff0c\u4f7f\u7528max()\u51fd\u6570\u662f\u6700\u5e38\u89c1\u4e14\u9ad8\u6548\u7684\u65b9\u6cd5<\/strong>\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u63cf\u8ff0\u4f7f\u7528max()\u51fd\u6570\u7684\u65b9\u6cd5\uff0c\u5e76\u4ecb\u7ecd\u5176\u4ed6\u51e0\u79cd\u5e38\u89c1\u7684\u5b9e\u73b0\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4e00\u3001MAX()\u51fd\u6570<\/p>\n<\/p>\n

\u5728Python\u4e2d\uff0cmax()\u51fd\u6570\u662f\u4e00\u4e2a\u5185\u7f6e\u51fd\u6570\uff0c\u53ef\u4ee5\u76f4\u63a5\u7528\u4e8e\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002\u5b83\u7684\u7528\u6cd5\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5c06\u5217\u8868\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9max()\u51fd\u6570\u5373\u53ef\u3002<\/p>\n<\/p>\n

# \u793a\u4f8b\u4ee3\u7801<\/p>\n
my_list = [1, 3, 5, 7, 9]<\/p>\n
max_value = max(my_list)<\/p>\n
print(max_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542b\u6574\u6570\u7684\u5217\u8868my_list\uff0c\u7136\u540e\u4f7f\u7528max()\u51fd\u6570\u6765\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\uff0c\u5e76\u5c06\u5176\u5b58\u50a8\u5728\u53d8\u91cfmax_value\u4e2d\u3002\u6700\u540e\uff0c\u6211\u4eec\u6253\u5370\u51fa\u6700\u5927\u503c\u3002<\/p>\n<\/p>\n
max()\u51fd\u6570\u7684\u4f18\u70b9\u5728\u4e8e\u5176\u7b80\u5355\u6613\u7528\u4e14\u6027\u80fd\u9ad8\u6548<\/strong>\u3002\u5185\u90e8\u5b9e\u73b0\u91c7\u7528\u4e86C\u8bed\u8a00\u7f16\u5199\u7684\u7b97\u6cd5\uff0c\u5904\u7406\u901f\u5ea6\u975e\u5e38\u5feb\u3002\u56e0\u6b64\uff0c\u5bf9\u4e8e\u5927\u591a\u6570\u5e94\u7528\u573a\u666f\uff0cmax()\u51fd\u6570\u662f\u83b7\u53d6\u5217\u8868\u6700\u5927\u503c\u7684\u6700\u4f73\u9009\u62e9\u3002<\/p>\n<\/p>\n
\u4e8c\u3001SORTED()\u51fd\u6570<\/p>\n<\/p>\n
\u9664\u4e86\u4f7f\u7528max()\u51fd\u6570\u5916\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u4f7f\u7528sorted()\u51fd\u6570\u6765\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002sorted()\u51fd\u6570\u4f1a\u5bf9\u5217\u8868\u8fdb\u884c\u6392\u5e8f\uff0c\u7136\u540e\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u6392\u5e8f\u540e\u7684\u5217\u8868\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff0c\u5373\u4e3a\u6700\u5927\u503c\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
my_list = [1, 3, 5, 7, 9]<\/p>\n
sorted_list = sorted(my_list)<\/p>\n
max_value = sorted_list[-1]<\/p>\n
print(max_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u4f7f\u7528sorted()\u51fd\u6570\u5bf9\u5217\u8868\u8fdb\u884c\u6392\u5e8f\uff0c\u7136\u540e\u83b7\u53d6\u6392\u5e8f\u540e\u7684\u5217\u8868\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff08\u7d22\u5f15\u4e3a-1\uff09\uff0c\u5373\u4e3a\u6700\u5927\u503c\u3002\u867d\u7136\u8fd9\u79cd\u65b9\u6cd5\u4e5f\u80fd\u5f97\u5230\u6b63\u786e\u7684\u7ed3\u679c\uff0c\u4f46\u6548\u7387\u8f83\u4f4e<\/strong>\uff0c\u56e0\u4e3a\u6392\u5e8f\u64cd\u4f5c\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(n log n)\uff0c\u800c\u76f4\u63a5\u83b7\u53d6\u6700\u5927\u503c\u53ea\u9700\u8981O(n)\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u81ea\u5b9a\u4e49\u5faa\u73af\u7b97\u6cd5<\/p>\n<\/p>\n
\u9664\u4e86\u4f7f\u7528\u5185\u7f6e\u51fd\u6570\u5916\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u901a\u8fc7\u81ea\u5b9a\u4e49\u5faa\u73af\u7b97\u6cd5\u6765\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002\u5177\u4f53\u65b9\u6cd5\u662f\u904d\u5386\u5217\u8868\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u4e0e\u5f53\u524d\u6700\u5927\u503c\u8fdb\u884c\u6bd4\u8f83\uff0c\u5982\u679c\u5927\u4e8e\u5f53\u524d\u6700\u5927\u503c\uff0c\u5219\u66f4\u65b0\u5f53\u524d\u6700\u5927\u503c\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
my_list = [1, 3, 5, 7, 9]<\/p>\n
max_value = my_list[0]<\/p>\n
for num in my_list:<\/p>\n
    if num > max_value:<\/p>\n
        max_value = num<\/p>\n
print(max_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u5c06\u5217\u8868\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u8d4b\u503c\u7ed9\u53d8\u91cfmax_value\uff0c\u7136\u540e\u904d\u5386\u5217\u8868\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u4e0e\u5f53\u524d\u6700\u5927\u503c\u8fdb\u884c\u6bd4\u8f83\uff0c\u5982\u679c\u5927\u4e8e\u5f53\u524d\u6700\u5927\u503c\uff0c\u5219\u66f4\u65b0\u5f53\u524d\u6700\u5927\u503c\u3002\u6700\u7ec8\uff0c\u53d8\u91cfmax_value\u4e2d\u5b58\u50a8\u7684\u5c31\u662f\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002<\/p>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u867d\u7136\u6bd4\u8f83\u7e41\u7410\uff0c\u4f46\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u5217\u8868\u4e2d\u5143\u7d20\u7684\u6bd4\u8f83\u8fc7\u7a0b<\/strong>\u3002\u5728\u67d0\u4e9b\u7279\u5b9a\u7684\u5e94\u7528\u573a\u666f\u4e2d\uff0c\u81ea\u5b9a\u4e49\u5faa\u73af\u7b97\u6cd5\u53ef\u80fd\u66f4\u9002\u5408\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u5217\u8868\u751f\u6210\u5f0f\u4e0emax()\u51fd\u6570\u7ed3\u5408<\/p>\n<\/p>\n
\u6211\u4eec\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u751f\u6210\u5f0f\u4e0emax()\u51fd\u6570\u76f8\u7ed3\u5408\uff0c\u6765\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002\u5217\u8868\u751f\u6210\u5f0f\u662f\u4e00\u79cd\u7b80\u6d01\u7684\u521b\u5efa\u5217\u8868\u7684\u65b9\u5f0f\uff0c\u7ed3\u5408max()\u51fd\u6570\u53ef\u4ee5\u66f4\u52a0\u9ad8\u6548\u5730\u83b7\u53d6\u6700\u5927\u503c\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
my_list = [1, 3, 5, 7, 9]<\/p>\n
max_value = max([num for num in my_list])<\/p>\n
print(max_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5217\u8868\u751f\u6210\u5f0f\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u7684\u5217\u8868\uff0c\u7136\u540e\u5c06\u5176\u4f20\u9012\u7ed9max()\u51fd\u6570\u6765\u83b7\u53d6\u6700\u5927\u503c\u3002\u8fd9\u79cd\u65b9\u6cd5\u540c\u6837\u7b80\u6d01\u9ad8\u6548\uff0c\u9002\u7528\u4e8e\u67d0\u4e9b\u9700\u8981\u5bf9\u5217\u8868\u8fdb\u884c\u9884\u5904\u7406\u7684\u573a\u666f\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u7ed3\u5408lambda\u8868\u8fbe\u5f0f\u4e0emax()\u51fd\u6570<\/p>\n<\/p>\n
\u5728\u67d0\u4e9b\u590d\u6742\u7684\u6570\u636e\u7ed3\u6784\u4e2d\uff0c\u4f8b\u5982\u5217\u8868\u4e2d\u7684\u5143\u7d20\u662f\u5b57\u5178\u6216\u5143\u7ec4\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528lambda\u8868\u8fbe\u5f0f\u4e0emax()\u51fd\u6570\u76f8\u7ed3\u5408\u6765\u83b7\u53d6\u6700\u5927\u503c\u3002lambda\u8868\u8fbe\u5f0f\u662f\u4e00\u79cd\u533f\u540d\u51fd\u6570\uff0c\u53ef\u4ee5\u7528\u4e8e\u5b9a\u4e49\u7b80\u5355\u7684\u51fd\u6570\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
my_list = [{'value': 1}, {'value': 3}, {'value': 5}, {'value': 7}, {'value': 9}]<\/p>\n
max_value = max(my_list, key=lambda x: x['value'])<\/p>\n
print(max_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542b\u5b57\u5178\u7684\u5217\u8868\uff0c\u7136\u540e\u4f7f\u7528lambda\u8868\u8fbe\u5f0f\u5b9a\u4e49\u4e86\u4e00\u4e2a\u533f\u540d\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u8fd4\u56de\u5b57\u5178\u4e2d\u7684'value'\u952e\u7684\u503c\u3002\u5c06\u8be5\u533f\u540d\u51fd\u6570\u4f5c\u4e3akey\u53c2\u6570\u4f20\u9012\u7ed9max()\u51fd\u6570\uff0cmax()\u51fd\u6570\u4f1a\u6839\u636e'value'\u952e\u7684\u503c\u6765\u83b7\u53d6\u6700\u5927\u503c\u7684\u5b57\u5178\u3002<\/p>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u5904\u7406\u590d\u6742\u6570\u636e\u7ed3\u6784\uff0c\u80fd\u591f\u7075\u6d3b\u5730\u5b9a\u4e49\u6bd4\u8f83\u89c4\u5219<\/strong>\u3002<\/p>\n<\/p>\n
\u516d\u3001NUMPY\u5e93\u7684AMAX()\u51fd\u6570<\/p>\n<\/p>\n
\u5728\u6570\u636e\u79d1\u5b66\u548c\u673a\u5668\u5b66\u4e60<\/a>\u9886\u57df\uff0cNumPy\u5e93\u662f\u4e00\u4e2a\u975e\u5e38\u5e38\u7528\u7684\u5e93\u3002NumPy\u63d0\u4f9b\u4e86\u8bb8\u591a\u9ad8\u6548\u7684\u51fd\u6570\u6765\u5904\u7406\u6570\u7ec4\u548c\u77e9\u9635\uff0c\u5176\u4e2d\u7684amax()\u51fd\u6570\u53ef\u4ee5\u7528\u6765\u83b7\u53d6\u6570\u7ec4\u4e2d\u7684\u6700\u5927\u503c\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
import numpy as np<\/p>\n
my_list = [1, 3, 5, 7, 9]<\/p>\n
np_array = np.array(my_list)<\/p>\n
max_value = np.amax(np_array)<\/p>\n
print(max_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u5bfc\u5165\u4e86NumPy\u5e93\uff0c\u7136\u540e\u5c06\u5217\u8868\u8f6c\u6362\u4e3aNumPy\u6570\u7ec4\uff0c\u6700\u540e\u4f7f\u7528amax()\u51fd\u6570\u6765\u83b7\u53d6\u6570\u7ec4\u4e2d\u7684\u6700\u5927\u503c\u3002NumPy\u5e93\u7684\u4f18\u52bf\u5728\u4e8e\u5176\u9ad8\u6548\u7684\u6570\u503c\u8ba1\u7b97\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e<\/strong>\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u4f7f\u7528REDUCE\u51fd\u6570<\/p>\n<\/p>\n
\u5728Python\u7684functools\u6a21\u5757\u4e2d\uff0creduce()\u51fd\u6570\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u7d2f\u79ef\u64cd\u4f5c\u3002\u6211\u4eec\u53ef\u4ee5\u7ed3\u5408reduce()\u51fd\u6570\u548clambda\u8868\u8fbe\u5f0f\u6765\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
from functools import reduce<\/p>\n
my_list = [1, 3, 5, 7, 9]<\/p>\n
max_value = reduce(lambda x, y: x if x > y else y, my_list)<\/p>\n
print(max_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528reduce()\u51fd\u6570\u548clambda\u8868\u8fbe\u5f0f\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7d2f\u79ef\u64cd\u4f5c\uff0c\u8be5\u64cd\u4f5c\u4f1a\u904d\u5386\u5217\u8868\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u4e24\u4e2a\u5143\u7d20\u8fdb\u884c\u6bd4\u8f83\uff0c\u8fd4\u56de\u8f83\u5927\u7684\u90a3\u4e2a\u5143\u7d20\uff0c\u6700\u7ec8\u5f97\u5230\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002<\/p>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u867d\u7136\u4e0d\u5982max()\u51fd\u6570\u7b80\u6d01\uff0c\u4f46\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u601d\u60f3<\/strong>\u3002<\/p>\n<\/p>\n
\u516b\u3001\u4f7f\u7528Heapq\u5e93<\/p>\n<\/p>\n
Python\u7684heapq\u5e93\u63d0\u4f9b\u4e86\u5806\u961f\u5217\u7b97\u6cd5\u7684\u5b9e\u73b0\uff0c\u53ef\u4ee5\u7528\u4e8e\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002\u5806\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6811\u5f62\u6570\u636e\u7ed3\u6784\uff0c\u80fd\u591f\u9ad8\u6548\u5730\u8fdb\u884c\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
import heapq<\/p>\n
my_list = [1, 3, 5, 7, 9]<\/p>\n
max_value = heapq.nlargest(1, my_list)[0]<\/p>\n
print(max_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u5bfc\u5165\u4e86heapq\u5e93\uff0c\u7136\u540e\u4f7f\u7528nlargest()\u51fd\u6570\u6765\u83b7\u53d6\u5217\u8868\u4e2d\u6700\u5927\u7684\u5143\u7d20\u3002nlargest()\u51fd\u6570\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u8981\u83b7\u53d6\u7684\u6700\u5927\u5143\u7d20\u7684\u6570\u91cf\uff0c\u8fd9\u91cc\u6211\u4eec\u53ea\u9700\u8981\u4e00\u4e2a\u6700\u5927\u503c\uff0c\u56e0\u6b64\u4f20\u90121\uff0c\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u6700\u5927\u503c\u7684\u5217\u8868\uff0c\u53d6\u51fa\u5176\u4e2d\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u5373\u4e3a\u6700\u5927\u503c\u3002<\/p>\n<\/p>\n
heapq\u5e93\u7684\u4f18\u52bf\u5728\u4e8e\u5176\u9ad8\u6548\u7684\u5806\u64cd\u4f5c\uff0c\u9002\u7528\u4e8e\u9700\u8981\u9891\u7e41\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c\u7684\u573a\u666f<\/strong>\u3002<\/p>\n<\/p>\n
\u4e5d\u3001\u4f7f\u7528Pandas\u5e93<\/p>\n<\/p>\n
Pandas\u5e93\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u6570\u636e\u5904\u7406\u548c\u5206\u6790\u5de5\u5177\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6570\u636e\u79d1\u5b66\u548c\u673a\u5668\u5b66\u4e60\u9886\u57df\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Pandas\u5e93\u6765\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
import pandas as pd<\/p>\n
my_list = [1, 3, 5, 7, 9]<\/p>\n
series = pd.Series(my_list)<\/p>\n
max_value = series.max()<\/p>\n
print(max_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u5bfc\u5165\u4e86Pandas\u5e93\uff0c\u7136\u540e\u5c06\u5217\u8868\u8f6c\u6362\u4e3aPandas\u7684Series\u5bf9\u8c61\uff0c\u6700\u540e\u4f7f\u7528max()\u51fd\u6570\u6765\u83b7\u53d6Series\u4e2d\u7684\u6700\u5927\u503c\u3002Pandas\u5e93\u7684\u4f18\u52bf\u5728\u4e8e\u5176\u5f3a\u5927\u7684\u6570\u636e\u5904\u7406\u548c\u5206\u6790\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u5904\u7406\u590d\u6742\u7684\u6570\u636e\u96c6<\/strong>\u3002<\/p>\n<\/p>\n
\u5341\u3001\u4f7f\u7528\u9012\u5f52\u7b97\u6cd5<\/p>\n<\/p>\n
\u9664\u4e86\u4e0a\u8ff0\u65b9\u6cd5\u5916\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u4f7f\u7528\u9012\u5f52\u7b97\u6cd5\u6765\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002\u9012\u5f52\u7b97\u6cd5\u662f\u4e00\u79cd\u901a\u8fc7\u51fd\u6570\u8c03\u7528\u81ea\u8eab\u6765\u89e3\u51b3\u95ee\u9898\u7684\u7b97\u6cd5\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
def find_max(lst):<\/p>\n
    if len(lst) == 1:<\/p>\n
        return lst[0]<\/p>\n
    else:<\/p>\n
        max_of_rest = find_max(lst[1:])<\/p>\n
        return lst[0] if lst[0] > max_of_rest else max_of_rest<\/p>\n
my_list = [1, 3, 5, 7, 9]<\/p>\n
max_value = find_max(my_list)<\/p>\n
print(max_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u9012\u5f52\u51fd\u6570find_max()\uff0c\u8be5\u51fd\u6570\u4f1a\u4e0d\u65ad\u5730\u5c06\u5217\u8868\u62c6\u5206\u6210\u66f4\u5c0f\u7684\u90e8\u5206\uff0c\u5e76\u6bd4\u8f83\u6bcf\u4e00\u90e8\u5206\u4e2d\u7684\u6700\u5927\u503c\u3002\u6700\u7ec8\uff0c\u51fd\u6570\u4f1a\u8fd4\u56de\u6574\u4e2a\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002\u9012\u5f52\u7b97\u6cd5\u867d\u7136\u5728\u67d0\u4e9b\u573a\u666f\u4e0b\u975e\u5e38\u7b80\u6d01\uff0c\u4f46\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6808\u6ea2\u51fa\u95ee\u9898\uff0c\u56e0\u6b64\u4e0d\u9002\u7528\u4e8e\u5904\u7406\u975e\u5e38\u5927\u7684\u5217\u8868<\/strong>\u3002<\/p>\n<\/p>\n
\u603b\u7ed3\uff1a<\/p>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\uff0c\u5305\u62ec\u4f7f\u7528\u5185\u7f6e\u51fd\u6570max()\u3001sorted()\u51fd\u6570\u3001\u81ea\u5b9a\u4e49\u5faa\u73af\u7b97\u6cd5\u3001\u5217\u8868\u751f\u6210\u5f0f\u3001lambda\u8868\u8fbe\u5f0f\u3001NumPy\u5e93\u3001reduce()\u51fd\u6570\u3001heapq\u5e93\u3001Pandas\u5e93\u4ee5\u53ca\u9012\u5f52\u7b97\u6cd5\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u975e\u5e38\u91cd\u8981<\/strong>\uff0c\u5e94\u6839\u636e\u5177\u4f53\u573a\u666f\u548c\u6570\u636e\u7ed3\u6784\u6765\u9009\u62e9\u6700\u4f18\u7684\u89e3\u51b3\u65b9\u6848\u3002\u5bf9\u4e8e\u5927\u591a\u6570\u5e38\u89c1\u7684\u5e94\u7528\u573a\u666f\uff0c\u4f7f\u7528max()\u51fd\u6570\u662f\u6700\u7b80\u6d01\u9ad8\u6548\u7684\u9009\u62e9<\/strong>\u3002\u5e0c\u671b\u672c\u6587\u80fd\u591f\u5e2e\u52a9\u4f60\u66f4\u597d\u5730\u7406\u89e3\u548c\u638c\u63e1Python\u4e2d\u83b7\u53d6\u5217\u8868\u6700\u5927\u503c\u7684\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u627e\u5230\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684max()<\/code>\u51fd\u6570\u8f7b\u677e\u627e\u5230\u5217\u8868\u4e2d\u7684\u6700\u5927\u503c\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u6709\u4e00\u4e2a\u5217\u8868numbers = [1, 2, 3, 4, 5]<\/code>\uff0c\u4f60\u53ea\u9700\u8c03\u7528max(numbers)<\/code>\uff0c\u7ed3\u679c\u5c06\u8fd4\u56de5<\/code>\u3002\u8fd9\u662f\u4e00\u79cd\u7b80\u5355\u4e14\u9ad8\u6548\u7684\u65b9\u6cd5\uff0c\u9002\u7528\u4e8e\u4efb\u4f55\u6570\u503c\u5217\u8868\u3002<\/p>\n
\u5982\u679c\u5217\u8868\u5305\u542b\u975e\u6570\u503c\u7c7b\u578b\uff0c\u5982\u4f55\u627e\u5230\u6700\u5927\u503c\uff1f<\/strong>
\u5f53\u5217\u8868\u4e2d\u5305\u542b\u975e\u6570\u503c\u7c7b\u578b\uff08\u5982\u5b57\u7b26\u4e32\u6216\u81ea\u5b9a\u4e49\u5bf9\u8c61\uff09\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528key<\/code>\u53c2\u6570\u6765\u81ea\u5b9a\u4e49\u6bd4\u8f83\u89c4\u5219\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u5b57\u7b26\u4e32\u5217\u8868\uff0c\u53ef\u4ee5\u4f7f\u7528max(string_list, key=len)<\/code>\u6765\u627e\u5230\u6700\u957f\u7684\u5b57\u7b26\u4e32\u3002\u5728\u81ea\u5b9a\u4e49\u5bf9\u8c61\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u6bd4\u8f83\u51fd\u6570\uff0c\u6765\u6307\u5b9a\u5982\u4f55\u6bd4\u8f83\u5bf9\u8c61\u7684\u5c5e\u6027\u3002<\/p>\n
\u5982\u4f55\u5904\u7406\u7a7a\u5217\u8868\u6216\u5217\u8868\u4e2d\u7684\u91cd\u590d\u6700\u5927\u503c\uff1f<\/strong>
\u5728\u5904\u7406\u7a7a\u5217\u8868\u65f6\uff0c\u8c03\u7528max()<\/code>\u51fd\u6570\u4f1a\u5f15\u53d1ValueError<\/code>\u3002\u4e3a\u907f\u514d\u6b64\u60c5\u51b5\uff0c\u53ef\u4ee5\u5728\u8c03\u7528max()<\/code>\u4e4b\u524d\u4f7f\u7528\u6761\u4ef6\u8bed\u53e5\u68c0\u67e5\u5217\u8868\u662f\u5426\u4e3a\u7a7a\u3002\u5982\u679c\u5b58\u5728\u591a\u4e2a\u91cd\u590d\u7684\u6700\u5927\u503c\uff0cmax()<\/code>\u51fd\u6570\u5c06\u8fd4\u56de\u5176\u4e2d\u7684\u4e00\u4e2a\uff0c\u4f46\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528list.count(max_value)<\/code>\u6765\u83b7\u53d6\u6700\u5927\u503c\u7684\u51fa\u73b0\u6b21\u6570\u3002\u8fd9\u6837\u53ef\u4ee5\u5e2e\u52a9\u4f60\u66f4\u597d\u5730\u7406\u89e3\u6570\u636e\u7684\u5206\u5e03\u60c5\u51b5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u53d6\u51fa\u5217\u8868\u6700\u5927\u503c\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u5185\u7f6e\u51fd\u6570max()\u3001sorted()\u51fd\u6570\u3001\u4ee5\u53ca\u81ea\u5b9a\u4e49\u5faa\u73af\u7b97\u6cd5\u3002\u5176\u4e2d […]","protected":false},"author":3,"featured_media":1080726,"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\/1080716"}],"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=1080716"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1080716\/revisions"}],"predecessor-version":[{"id":1080728,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1080716\/revisions\/1080728"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1080726"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1080716"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1080716"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1080716"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}