{"id":2264,"date":"2026-05-06T12:45:10","date_gmt":"2026-05-06T04:45:10","guid":{"rendered":"http:\/\/www.preluna.xyz\/?p=2264"},"modified":"2026-05-06T12:45:11","modified_gmt":"2026-05-06T04:45:11","slug":"itertools-product","status":"publish","type":"post","link":"http:\/\/www.preluna.xyz\/index.php\/2026\/05\/06\/itertools-product\/preluna\/text\/","title":{"rendered":"itertools.product"},"content":{"rendered":"\n
\"\"<\/div><\/figure>\n\n\n\n

1. \u9898\u76ee\u8003\u70b9<\/h2>\n\n\n\n

\u8fd9\u9053\u9898\u4e3b\u8981\u8003\uff1a<\/p>\n\n\n\n

    \n
  1. itertools.product()<\/code> \u7684\u4f7f\u7528<\/li>\n\n\n\n
  2. \u5217\u8868\u8f93\u5165\u5904\u7406\uff1ainput().split()<\/code><\/li>\n\n\n\n
  3. \u5b57\u7b26\u4e32\u8f6c\u6574\u6570\uff1amap(int, ...)<\/code><\/li>\n\n\n\n
  4. \u5143\u7ec4\u8f93\u51fa\u683c\u5f0f<\/li>\n\n\n\n
  5. \u7b1b\u5361\u5c14\u79ef\u7684\u7406\u89e3<\/li>\n<\/ol>\n\n\n\n

    \u8fd9\u9053\u9898\u4e0d\u662f\u8ba9\u4f60\u81ea\u5df1\u624b\u5199\u590d\u6742\u7b97\u6cd5\uff0c\u800c\u662f\u8ba9\u4f60\u7406\u89e3\uff1a\u4e24\u4e2a\u5217\u8868 A \u548c B \u7684\u6240\u6709\u7ec4\u5408\u600e\u4e48\u751f\u6210\u3002<\/p>\n\n\n\n

    \n\n\n\n

    2. \u5ba1\u9898<\/h2>\n\n\n\n

    \u9898\u76ee\u7ed9\u4f60\u4e24\u4e2a\u5217\u8868\uff1a<\/p>\n\n\n\n

    A = [1, 2]\nB = [3, 4]\n<\/code><\/pre>\n\n\n\n
    \u8981\u6c42\u8f93\u51fa\u5b83\u4eec\u7684\u7b1b\u5361\u5c14\u79ef\uff1a<\/p>\n\n\n\n
    (1, 3) (1, 4) (2, 3) (2, 4)\n<\/code><\/pre>\n\n\n\n
    \u4e5f\u5c31\u662f\u8bf4\uff1a<\/p>\n\n\n\n
    \u5148\u62ff A \u91cc\u7684\u7b2c\u4e00\u4e2a\u6570 1<\/code>\uff0c\u5206\u522b\u548c B \u91cc\u7684\u6bcf\u4e2a\u6570\u914d\u5bf9\uff1a<\/p>\n\n\n\n
    (1, 3)\n(1, 4)\n<\/code><\/pre>\n\n\n\n
    \u518d\u62ff A \u91cc\u7684\u7b2c\u4e8c\u4e2a\u6570 2<\/code>\uff0c\u5206\u522b\u548c B \u91cc\u7684\u6bcf\u4e2a\u6570\u914d\u5bf9\uff1a<\/p>\n\n\n\n
    (2, 3)\n(2, 4)\n<\/code><\/pre>\n\n\n\n
    \u6240\u4ee5\u6574\u4f53\u7ed3\u679c\u662f\uff1a<\/p>\n\n\n\n
    (1, 3) (1, 4) (2, 3) (2, 4)\n<\/code><\/pre>\n\n\n\n
    \u6ce8\u610f\uff0c\u9898\u76ee\u8981\u6c42\u7684\u662f\uff1a<\/p>\n\n\n\n
    Output the space separated tuples\n<\/code><\/pre>\n\n\n\n
    \u4e5f\u5c31\u662f\u8f93\u51fa\u201c\u7528\u7a7a\u683c\u5206\u9694\u7684\u5143\u7ec4\u201d\uff0c\u4e0d\u662f\u8f93\u51fa\u5217\u8868\u3002<\/p>\n\n\n\n
    \u6240\u4ee5\u4e0d\u80fd\u76f4\u63a5\u8f93\u51fa\uff1a<\/p>\n\n\n\n
    [(1, 3), (1, 4), (2, 3), (2, 4)]\n<\/code><\/pre>\n\n\n\n
    \u8fd9\u4e2a\u91cc\u9762\u6709\u4e2d\u62ec\u53f7 []<\/code>\uff0c\u4e0d\u7b26\u5408\u683c\u5f0f\u3002<\/p>\n\n\n\n
    \n\n\n\n
    3. \u601d\u8def\u63d0\u793a<\/h2>\n\n\n\n
    \u5148\u4e0d\u8981\u6025\u7740\u5199\u4ee3\u7801\uff0c\u53ef\u4ee5\u8fd9\u6837\u60f3\uff1a<\/p>\n\n\n\n
    \u7b2c\u4e00\u6b65\uff0c\u8bfb\u5165\u7b2c\u4e00\u884c\uff0c\u628a\u5b83\u53d8\u6210\u6574\u6570\u5217\u8868 A\u3002<\/p>\n\n\n\n
    \u4f8b\u5982\u8f93\u5165\uff1a<\/p>\n\n\n\n
    1 2\n<\/code><\/pre>\n\n\n\n
    \u5904\u7406\u540e\u5e94\u8be5\u5f97\u5230\uff1a<\/p>\n\n\n\n
    A = [1, 2]\n<\/code><\/pre>\n\n\n\n
    \u7b2c\u4e8c\u6b65\uff0c\u8bfb\u5165\u7b2c\u4e8c\u884c\uff0c\u628a\u5b83\u53d8\u6210\u6574\u6570\u5217\u8868 B\u3002<\/p>\n\n\n\n
    \u4f8b\u5982\u8f93\u5165\uff1a<\/p>\n\n\n\n
    3 4\n<\/code><\/pre>\n\n\n\n
    \u5904\u7406\u540e\u5e94\u8be5\u5f97\u5230\uff1a<\/p>\n\n\n\n
    B = [3, 4]\n<\/code><\/pre>\n\n\n\n
    \u7b2c\u4e09\u6b65\uff0c\u4f7f\u7528\uff1a<\/p>\n\n\n\n
    product(A, B)\n<\/code><\/pre>\n\n\n\n
    \u751f\u6210\u6240\u6709\u7ec4\u5408\u3002<\/p>\n\n\n\n
    \u5b83\u7684\u6548\u679c\u7b49\u4ef7\u4e8e\u4e0b\u9762\u8fd9\u79cd\u53cc\u91cd\u5faa\u73af\uff1a<\/p>\n\n\n\n
    for a in A:\n    for b in B:\n        \u751f\u6210 (a, b)\n<\/code><\/pre>\n\n\n\n
    \u7b2c\u56db\u6b65\uff0c\u628a\u8fd9\u4e9b\u5143\u7ec4\u7528\u7a7a\u683c\u5206\u9694\u8f93\u51fa\u3002<\/p>\n\n\n\n
    \u5173\u952e\u70b9\u662f\uff1a<\/p>\n\n\n\n
    print(*product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u8fd9\u91cc\u7684 *<\/code> \u4f1a\u628a product(A, B)<\/code> \u751f\u6210\u7684\u591a\u4e2a\u5143\u7ec4\u4e00\u4e2a\u4e00\u4e2a\u5c55\u5f00\uff0c\u7136\u540e\u4ea4\u7ed9 print()<\/code> \u8f93\u51fa\u3002<\/p>\n\n\n\n
    \n\n\n\n
    4. \u5b8c\u6574\u8bbe\u8ba1\u601d\u8def<\/h2>\n\n\n\n
    \u7b2c\u4e00\u6b65\uff1a\u5bfc\u5165 product<\/h3>\n\n\n\n
    \u56e0\u4e3a product()<\/code> \u5728 itertools<\/code> \u6a21\u5757\u91cc\uff0c\u6240\u4ee5\u8981\u5148\u5199\uff1a<\/p>\n\n\n\n
    from itertools import product\n<\/code><\/pre>\n\n\n\n
    \u7b2c\u4e8c\u6b65\uff1a\u8bfb\u53d6\u5217\u8868 A<\/h3>\n\n\n\n
    \u8f93\u5165\u662f\u4e00\u6574\u884c\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n
    1 2\n<\/code><\/pre>\n\n\n\n
    input()<\/code> \u8bfb\u8fdb\u6765\u662f\u5b57\u7b26\u4e32\uff1a<\/p>\n\n\n\n
    \"1 2\"\n<\/code><\/pre>\n\n\n\n
    \u4f7f\u7528 .split()<\/code> \u53ef\u4ee5\u6309\u7a7a\u683c\u5207\u5f00\uff1a<\/p>\n\n\n\n
    [\"1\", \"2\"]\n<\/code><\/pre>\n\n\n\n
    \u4f46\u662f\u6b64\u65f6\u91cc\u9762\u8fd8\u662f\u5b57\u7b26\u4e32\uff0c\u4e0d\u662f\u6574\u6570\u3002<\/p>\n\n\n\n
    \u6240\u4ee5\u8981\u7528\uff1a<\/p>\n\n\n\n
    map(int, input().split())\n<\/code><\/pre>\n\n\n\n
    \u628a\u6bcf\u4e2a\u5b57\u7b26\u4e32\u8f6c\u6210\u6574\u6570\u3002<\/p>\n\n\n\n
    \u518d\u7528 list()<\/code> \u5305\u8d77\u6765\uff0c\u5f97\u5230\u771f\u6b63\u7684\u5217\u8868\uff1a<\/p>\n\n\n\n
    A = list(map(int, input().split()))\n<\/code><\/pre>\n\n\n\n
    \u7b2c\u4e09\u6b65\uff1a\u8bfb\u53d6\u5217\u8868 B<\/h3>\n\n\n\n
    \u540c\u7406\uff1a<\/p>\n\n\n\n
    B = list(map(int, input().split()))\n<\/code><\/pre>\n\n\n\n
    \u7b2c\u56db\u6b65\uff1a\u751f\u6210\u7b1b\u5361\u5c14\u79ef\u5e76\u8f93\u51fa<\/h3>\n\n\n\n
    product(A, B)\n<\/code><\/pre>\n\n\n\n
    \u4f1a\u751f\u6210\uff1a<\/p>\n\n\n\n
    (1, 3), (1, 4), (2, 3), (2, 4)\n<\/code><\/pre>\n\n\n\n
    \u4f46\u662f\u5b83\u672c\u8eab\u662f\u4e00\u4e2a\u8fed\u4ee3\u5668\uff0c\u4e0d\u662f\u76f4\u63a5\u663e\u793a\u51fa\u6765\u7684\u5217\u8868\u3002<\/p>\n\n\n\n
    \u5982\u679c\u5199\uff1a<\/p>\n\n\n\n
    print(product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u8f93\u51fa\u4e0d\u4f1a\u662f\u4f60\u60f3\u8981\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n
    \u5982\u679c\u5199\uff1a<\/p>\n\n\n\n
    print(list(product(A, B)))\n<\/code><\/pre>\n\n\n\n
    \u8f93\u51fa\u4f1a\u5e26\u4e2d\u62ec\u53f7\uff1a<\/p>\n\n\n\n
    [(1, 3), (1, 4), (2, 3), (2, 4)]\n<\/code><\/pre>\n\n\n\n
    \u8fd9\u4e5f\u4e0d\u7b26\u5408\u9898\u76ee\u683c\u5f0f\u3002<\/p>\n\n\n\n
    \u6b63\u786e\u505a\u6cd5\u662f\uff1a<\/p>\n\n\n\n
    print(*product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u8fd9\u6837\u4f1a\u8f93\u51fa\uff1a<\/p>\n\n\n\n
    (1, 3) (1, 4) (2, 3) (2, 4)\n<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    5. \u4ee3\u7801\u5b9e\u73b0<\/h2>\n\n\n\n
    from itertools import product\n\nA = list(map(int, input().split()))\nB = list(map(int, input().split()))\n\nprint(*product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u8fd9\u662f\u672c\u9898\u6700\u7b80\u6d01\u3001\u6700\u7b26\u5408\u9898\u610f\u7684\u5199\u6cd5\u3002<\/p>\n\n\n\n
    \n\n\n\n
    6. \u8fd0\u884c\u6f14\u793a<\/h2>\n\n\n\n
    \u5047\u8bbe\u8f93\u5165\u662f\uff1a<\/p>\n\n\n\n
    1 2\n3 4\n<\/code><\/pre>\n\n\n\n
    \u7a0b\u5e8f\u7b2c\u4e00\u884c\uff1a<\/p>\n\n\n\n
    A = list(map(int, input().split()))\n<\/code><\/pre>\n\n\n\n
    \u8bfb\u5165\uff1a<\/p>\n\n\n\n
    1 2\n<\/code><\/pre>\n\n\n\n
    \u5f97\u5230\uff1a<\/p>\n\n\n\n
    A = [1, 2]\n<\/code><\/pre>\n\n\n\n
    \u7a0b\u5e8f\u7b2c\u4e8c\u884c\uff1a<\/p>\n\n\n\n
    B = list(map(int, input().split()))\n<\/code><\/pre>\n\n\n\n
    \u8bfb\u5165\uff1a<\/p>\n\n\n\n
    3 4\n<\/code><\/pre>\n\n\n\n
    \u5f97\u5230\uff1a<\/p>\n\n\n\n
    B = [3, 4]\n<\/code><\/pre>\n\n\n\n
    \u7136\u540e\uff1a<\/p>\n\n\n\n
    product(A, B)\n<\/code><\/pre>\n\n\n\n
    \u5185\u90e8\u76f8\u5f53\u4e8e\u8fd9\u6837\u8fd0\u884c\uff1a<\/p>\n\n\n\n
    A \u91cc\u53d6 1\uff0cB \u91cc\u4f9d\u6b21\u53d6 3\u30014\n\u5f97\u5230 (1, 3)\u3001(1, 4)\n\nA \u91cc\u53d6 2\uff0cB \u91cc\u4f9d\u6b21\u53d6 3\u30014\n\u5f97\u5230 (2, 3)\u3001(2, 4)\n<\/code><\/pre>\n\n\n\n
    \u6700\u540e\uff1a<\/p>\n\n\n\n
    print(*product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u8f93\u51fa\uff1a<\/p>\n\n\n\n
    (1, 3) (1, 4) (2, 3) (2, 4)\n<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    7. \u8fd9\u9053\u9898\u5bb9\u6613\u9519\u5728\u54ea\u91cc<\/h2>\n\n\n\n
    \u9519\u8bef\u4e00\uff1a\u76f4\u63a5\u6253\u5370 list<\/h3>\n\n\n\n
    \u4f8b\u5982\uff1a<\/p>\n\n\n\n
    print(list(product(A, B)))\n<\/code><\/pre>\n\n\n\n
    \u8f93\u51fa\u662f\uff1a<\/p>\n\n\n\n
    [(1, 3), (1, 4), (2, 3), (2, 4)]\n<\/code><\/pre>\n\n\n\n
    \u8fd9\u4e2a\u6709\u4e2d\u62ec\u53f7\uff0c\u4e0d\u7b26\u5408\u9898\u76ee\u8981\u6c42\u3002<\/p>\n\n\n\n
    \u9898\u76ee\u8981\u7684\u662f\uff1a<\/p>\n\n\n\n
    (1, 3) (1, 4) (2, 3) (2, 4)\n<\/code><\/pre>\n\n\n\n
    \u6240\u4ee5\u5e94\u8be5\u7528\uff1a<\/p>\n\n\n\n
    print(*product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u9519\u8bef\u4e8c\uff1a\u5fd8\u8bb0\u628a\u8f93\u5165\u8f6c\u6210\u6574\u6570<\/h3>\n\n\n\n
    \u5982\u679c\u5199\uff1a<\/p>\n\n\n\n
    A = input().split()\nB = input().split()\n<\/code><\/pre>\n\n\n\n
    \u90a3\u4e48 A \u548c B \u91cc\u9762\u662f\u5b57\u7b26\u4e32\uff1a<\/p>\n\n\n\n
    A = [\"1\", \"2\"]\nB = [\"3\", \"4\"]\n<\/code><\/pre>\n\n\n\n
    \u8f93\u51fa\u4f1a\u53d8\u6210\uff1a<\/p>\n\n\n\n
    ('1', '3') ('1', '4') ('2', '3') ('2', '4')\n<\/code><\/pre>\n\n\n\n
    \u91cc\u9762\u5e26\u5f15\u53f7\uff0c\u4e0d\u7b26\u5408\u9898\u76ee\u8981\u6c42\u3002<\/p>\n\n\n\n
    \u6240\u4ee5\u5fc5\u987b\u4f7f\u7528\uff1a<\/p>\n\n\n\n
    map(int, input().split())\n<\/code><\/pre>\n\n\n\n
    \u9519\u8bef\u4e09\uff1a\u4e0d\u77e5\u9053 product \u7684\u987a\u5e8f<\/h3>\n\n\n\n
    product(A, B)<\/code> \u7684\u987a\u5e8f\u662f\uff1a<\/p>\n\n\n\n
    for a in A:\n    for b in B:\n        print((a, b))\n<\/code><\/pre>\n\n\n\n
    \u4e5f\u5c31\u662f\u7b2c\u4e00\u4e2a\u5217\u8868 A \u7684\u5143\u7d20\u5728\u5916\u5c42\u5faa\u73af\uff0c\u7b2c\u4e8c\u4e2a\u5217\u8868 B \u7684\u5143\u7d20\u5728\u5185\u5c42\u5faa\u73af\u3002<\/p>\n\n\n\n
    \u6240\u4ee5\uff1a<\/p>\n\n\n\n
    A = [1, 2]\nB = [3, 4]\n<\/code><\/pre>\n\n\n\n
    \u8f93\u51fa\u987a\u5e8f\u662f\uff1a<\/p>\n\n\n\n
    (1, 3) (1, 4) (2, 3) (2, 4)\n<\/code><\/pre>\n\n\n\n
    \u4e0d\u662f\uff1a<\/p>\n\n\n\n
    (1, 3) (2, 3) (1, 4) (2, 4)\n<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    8. \u65b9\u6cd5\u603b\u7ed3<\/h2>\n\n\n\n
    \u4ee5\u540e\u770b\u5230\u8fd9\u7c7b\u9898\uff0c\u53ef\u4ee5\u6309\u8fd9\u4e2a\u601d\u8def\u4e0b\u624b\uff1a<\/p>\n\n\n\n
    \u5982\u679c\u9898\u76ee\u8ba9\u4f60\u6c42\u201c\u4e24\u4e2a\u5217\u8868\u6240\u6709\u53ef\u80fd\u7684\u7ec4\u5408\u201d\uff0c\u672c\u8d28\u4e0a\u5c31\u662f\u7b1b\u5361\u5c14\u79ef\u3002<\/p>\n\n\n\n
    \u5982\u679c\u4e0d\u7528\u5de5\u5177\u51fd\u6570\uff0c\u901a\u5e38\u662f\u53cc\u91cd\u5faa\u73af\uff1a<\/p>\n\n\n\n
    for a in A:\n    for b in B:\n        \u5904\u7406 (a, b)\n<\/code><\/pre>\n\n\n\n
    \u5982\u679c\u9898\u76ee\u660e\u786e\u51fa\u73b0\u5728 itertools.product()<\/code> \u8fd9\u4e00\u8282\uff0c\u5c31\u4f18\u5148\u4f7f\u7528\uff1a<\/p>\n\n\n\n
    product(A, B)\n<\/code><\/pre>\n\n\n\n
    \u5982\u679c\u9898\u76ee\u8981\u6c42\u201c\u7a7a\u683c\u5206\u9694\u8f93\u51fa\u591a\u4e2a\u7ed3\u679c\u201d\uff0c\u53ef\u4ee5\u8003\u8651\uff1a<\/p>\n\n\n\n
    print(*\u7ed3\u679c)\n<\/code><\/pre>\n\n\n\n
    \u8fd9\u4e00\u9898\u7684\u6838\u5fc3\u4ee3\u7801\u5176\u5b9e\u5c31\u662f\uff1a<\/p>\n\n\n\n
    print(*product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u4f46\u662f\u524d\u63d0\u662f\u4f60\u8981\u5148\u628a\u8f93\u5165\u6b63\u786e\u5904\u7406\u6210\u6574\u6570\u5217\u8868\u3002<\/p>\n\n\n\n
    \n\n\n\n
    9. \u540c\u7c7b\u578b\u5c0f\u7ec3\u4e60<\/h2>\n\n\n\n
    \u7ed9\u4f60\u4e24\u4e2a\u5217\u8868\uff1a<\/p>\n\n\n\n
    A = [1, 2, 3]\nB = [5, 6]\n<\/code><\/pre>\n\n\n\n
    \u8bf7\u8f93\u51fa\u5b83\u4eec\u7684\u7b1b\u5361\u5c14\u79ef\uff0c\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n
    (1, 5) (1, 6) (2, 5) (2, 6) (3, 5) (3, 6)\n<\/code><\/pre>\n\n\n\n
    \u63d0\u793a\uff1a<\/p>\n\n\n\n
    \u5148\u7528 input().split()<\/code> \u8bfb\u53d6\u4e24\u884c\uff0c\u518d\u7528 map(int, ...)<\/code> \u8f6c\u6210\u6574\u6570\uff0c\u6700\u540e\u7528 product(A, B)<\/code> \u751f\u6210\u7ed3\u679c\uff0c\u7528 print(*\u7ed3\u679c)<\/code> \u8f93\u51fa\u3002<\/p>\n\n\n\n
    print(product(A, B))\uff0c\u8fd9\u91cc\u9762\u8fd9\u4e2a<\/em>\u53f7\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h2>\n\n\n\n
    print(*product(A, B))<\/code> \u91cc\u7684 *<\/code> \u4e0d\u662f\u4e58\u53f7<\/h2>\n\n\n\n
    \u8fd9\u4e00\u53e5\uff1a<\/p>\n\n\n\n
    print(*product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u91cc\u9762\u7684 *<\/code> \u8868\u793a\uff1a\u628a\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\u91cc\u9762\u7684\u5143\u7d20\u4e00\u4e2a\u4e00\u4e2a\u5c55\u5f00\uff0c\u4f5c\u4e3a\u591a\u4e2a\u53c2\u6570\u4f20\u7ed9\u51fd\u6570<\/strong>\u3002<\/p>\n\n\n\n
    \u5b83\u5728\u8fd9\u91cc\u4e0d\u662f\u6570\u5b66\u91cc\u7684\u4e58\u6cd5\u3002<\/p>\n\n\n\n
    \n\n\n\n
    \u5148\u770b product(A, B)<\/code> \u751f\u6210\u4e86\u4ec0\u4e48<\/h2>\n\n\n\n
    \u5047\u8bbe\uff1a<\/p>\n\n\n\n
    A = [1, 2]\nB = [3, 4]\n<\/code><\/pre>\n\n\n\n
    \u90a3\u4e48\uff1a<\/p>\n\n\n\n
    product(A, B)\n<\/code><\/pre>\n\n\n\n
    \u4f1a\u751f\u6210\u8fd9\u4e9b\u7ed3\u679c\uff1a<\/p>\n\n\n\n
    (1, 3)\n(1, 4)\n(2, 3)\n(2, 4)\n<\/code><\/pre>\n\n\n\n
    \u4f60\u53ef\u4ee5\u628a\u5b83\u6682\u65f6\u7406\u89e3\u6210\u7c7b\u4f3c\u8fd9\u6837\u4e00\u4e2a\u4e1c\u897f\uff1a<\/p>\n\n\n\n
    [(1, 3), (1, 4), (2, 3), (2, 4)]\n<\/code><\/pre>\n\n\n\n
    \u867d\u7136\u4e25\u683c\u6765\u8bf4 product(A, B)<\/code> \u8fd4\u56de\u7684\u662f\u4e00\u4e2a\u8fed\u4ee3\u5668\uff0c\u4f46\u521d\u5b66\u9636\u6bb5\u53ef\u4ee5\u5148\u7406\u89e3\u4e3a\u201c\u91cc\u9762\u88c5\u7740\u5f88\u591a\u5143\u7ec4\u201d\u3002<\/p>\n\n\n\n
    \n\n\n\n
    \u4e0d\u52a0 *<\/code> \u4f1a\u600e\u6837\uff1f<\/h2>\n\n\n\n
    \u5982\u679c\u5199\uff1a<\/p>\n\n\n\n
    print(product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u5b83\u4e0d\u4f1a\u628a\u91cc\u9762\u7684\u7ec4\u5408\u6253\u5370\u51fa\u6765\uff0c\u800c\u662f\u4f1a\u6253\u5370\u8fd9\u4e2a\u5bf9\u8c61\u672c\u8eab\u7684\u4fe1\u606f\uff0c\u7c7b\u4f3c\uff1a<\/p>\n\n\n\n
    <itertools.product object at 0x...>\n<\/code><\/pre>\n\n\n\n
    \u8fd9\u4e0d\u662f\u9898\u76ee\u60f3\u8981\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n
    \u5982\u679c\u5199\uff1a<\/p>\n\n\n\n
    print(list(product(A, B)))\n<\/code><\/pre>\n\n\n\n
    \u8f93\u51fa\u4f1a\u662f\uff1a<\/p>\n\n\n\n
    [(1, 3), (1, 4), (2, 3), (2, 4)]\n<\/code><\/pre>\n\n\n\n
    \u8fd9\u4e2a\u7ed3\u679c\u867d\u7136\u770b\u5f97\u61c2\uff0c\u4f46\u662f\u6709\u4e2d\u62ec\u53f7 []<\/code>\uff0c\u9898\u76ee\u4e0d\u9700\u8981\u4e2d\u62ec\u53f7\u3002<\/p>\n\n\n\n
    \n\n\n\n
    \u52a0\u4e0a *<\/code> \u4f1a\u600e\u6837\uff1f<\/h2>\n\n\n\n
    \u8fd9\u4e00\u53e5\uff1a<\/p>\n\n\n\n
    print(*product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u76f8\u5f53\u4e8e\u628a\uff1a<\/p>\n\n\n\n
    product(A, B)\n<\/code><\/pre>\n\n\n\n
    \u91cc\u9762\u7684\u6bcf\u4e00\u4e2a\u5143\u7ec4\u62ff\u51fa\u6765\uff0c\u53d8\u6210 print()<\/code> \u7684\u591a\u4e2a\u53c2\u6570\u3002<\/p>\n\n\n\n
    \u4e5f\u5c31\u662f\u7b49\u4ef7\u4e8e\uff1a<\/p>\n\n\n\n
    print((1, 3), (1, 4), (2, 3), (2, 4))\n<\/code><\/pre>\n\n\n\n
    \u800c print()<\/code> \u9ed8\u8ba4\u4f1a\u7528\u7a7a\u683c\u5206\u9694\u591a\u4e2a\u53c2\u6570\uff0c\u6240\u4ee5\u8f93\u51fa\u5c31\u662f\uff1a<\/p>\n\n\n\n
    (1, 3) (1, 4) (2, 3) (2, 4)\n<\/code><\/pre>\n\n\n\n
    \u8fd9\u6b63\u597d\u7b26\u5408\u9898\u76ee\u8981\u6c42\u3002<\/p>\n\n\n\n
    \n\n\n\n
    \u7528\u666e\u901a\u5217\u8868\u7406\u89e3 *<\/code><\/h2>\n\n\n\n
    \u5148\u4e0d\u770b product()<\/code>\uff0c\u53ea\u770b\u4e00\u4e2a\u7b80\u5355\u5217\u8868\uff1a<\/p>\n\n\n\n
    nums = [1, 2, 3]\n<\/code><\/pre>\n\n\n\n
    \u5982\u679c\u5199\uff1a<\/p>\n\n\n\n
    print(nums)\n<\/code><\/pre>\n\n\n\n
    \u8f93\u51fa\u662f\uff1a<\/p>\n\n\n\n
    [1, 2, 3]\n<\/code><\/pre>\n\n\n\n
    \u56e0\u4e3a\u4f60\u662f\u628a\u6574\u4e2a\u5217\u8868\u4f5c\u4e3a\u4e00\u4e2a\u4e1c\u897f\u6253\u5370\u51fa\u6765\u3002<\/p>\n\n\n\n
    \u4f46\u662f\u5982\u679c\u5199\uff1a<\/p>\n\n\n\n
    print(*nums)\n<\/code><\/pre>\n\n\n\n
    \u8f93\u51fa\u662f\uff1a<\/p>\n\n\n\n
    1 2 3\n<\/code><\/pre>\n\n\n\n
    \u56e0\u4e3a *nums<\/code> \u4f1a\u628a\u5217\u8868\u5c55\u5f00\uff0c\u76f8\u5f53\u4e8e\uff1a<\/p>\n\n\n\n
    print(1, 2, 3)\n<\/code><\/pre>\n\n\n\n
    \u6240\u4ee5\u53ef\u4ee5\u8fd9\u6837\u8bb0\uff1a<\/p>\n\n\n\n
    print(nums)\n<\/code><\/pre>\n\n\n\n
    \u610f\u601d\u662f\uff1a\u6253\u5370\u6574\u4e2a\u5217\u8868\u3002<\/p>\n\n\n\n
    print(*nums)\n<\/code><\/pre>\n\n\n\n
    \u610f\u601d\u662f\uff1a\u628a\u5217\u8868\u91cc\u7684\u5143\u7d20\u62c6\u5f00\uff0c\u4e00\u4e2a\u4e00\u4e2a\u6253\u5370\u3002<\/p>\n\n\n\n
    \n\n\n\n
    \u56de\u5230\u672c\u9898<\/h2>\n\n\n\n
    \u672c\u9898\u4e2d\uff1a<\/p>\n\n\n\n
    print(*product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u53ef\u4ee5\u7406\u89e3\u6210\uff1a<\/p>\n\n\n\n
    \u7b2c\u4e00\u6b65\uff0cproduct(A, B)<\/code> \u751f\u6210\u6240\u6709\u7ec4\u5408\uff1a<\/p>\n\n\n\n
    (1, 3), (1, 4), (2, 3), (2, 4)\n<\/code><\/pre>\n\n\n\n
    \u7b2c\u4e8c\u6b65\uff0c*<\/code> \u628a\u8fd9\u4e9b\u7ec4\u5408\u5c55\u5f00\uff1a<\/p>\n\n\n\n
    (1, 3)  (1, 4)  (2, 3)  (2, 4)\n<\/code><\/pre>\n\n\n\n
    \u7b2c\u4e09\u6b65\uff0cprint()<\/code> \u7528\u7a7a\u683c\u628a\u5b83\u4eec\u6253\u5370\u51fa\u6765\uff1a<\/p>\n\n\n\n
    (1, 3) (1, 4) (2, 3) (2, 4)\n<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    \u4e00\u4e2a\u5f88\u91cd\u8981\u7684\u603b\u7ed3<\/h2>\n\n\n\n
    \u5728\u51fd\u6570\u8c03\u7528\u91cc\u9762\uff0c*<\/code> \u7684\u4f5c\u7528\u901a\u5e38\u53eb\u505a\uff1a<\/p>\n\n\n\n
    \u89e3\u5305\n\u5c55\u5f00\nunpacking\n<\/code><\/pre>\n\n\n\n
    \u5b83\u7684\u610f\u601d\u662f\uff1a<\/p>\n\n\n\n
    print(*some_list)\n<\/code><\/pre>\n\n\n\n
    \u7b49\u4ef7\u4e8e\uff1a<\/p>\n\n\n\n
    print(some_list[0], some_list[1], some_list[2], ...)\n<\/code><\/pre>\n\n\n\n
    \u6240\u4ee5\u672c\u9898\u4e2d\u7684\uff1a<\/p>\n\n\n\n
    print(*product(A, B))\n<\/code><\/pre>\n\n\n\n
    \u7b49\u4ef7\u4e8e\uff1a<\/p>\n\n\n\n
    print((1, 3), (1, 4), (2, 3), (2, 4))\n<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    \u5c0f\u7ec3\u4e60<\/h2>\n\n\n\n
    \u89c2\u5bdf\u4e0b\u9762\u4ee3\u7801\uff0c\u5148\u4e0d\u8981\u8fd0\u884c\uff0c\u5224\u65ad\u8f93\u51fa\u7ed3\u679c\u662f\u4ec0\u4e48\uff1a<\/p>\n\n\n\n
    nums = [10, 20, 30]\n\nprint(nums)\nprint(*nums)\n<\/code><\/pre>\n\n\n\n
    \u63d0\u793a\uff1a<\/p>\n\n\n\n
    \u7b2c\u4e00\u884c\u662f\u6253\u5370\u6574\u4e2a\u5217\u8868\uff0c\u7b2c\u4e8c\u884c\u662f\u628a\u5217\u8868\u62c6\u5f00\u540e\u6253\u5370\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    1. \u9898\u76ee\u8003\u70b9 \u8fd9\u9053\u9898\u4e3b\u8981\u8003\uff1a \u8fd9\u9053\u9898\u4e0d\u662f\u8ba9\u4f60\u81ea\u5df1\u624b\u5199\u590d\u6742\u7b97\u6cd5\uff0c\u800c\u662f\u8ba9\u4f60\u7406\u89e3\uff1a\u4e24\u4e2a\u5217\u8868 A \u548c B \u7684\u6240\u6709\u7ec4\u5408 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[54],"tags":[],"class_list":["post-2264","post","type-post","status-publish","format-standard","hentry","category-text"],"_links":{"self":[{"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/posts\/2264","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/comments?post=2264"}],"version-history":[{"count":1,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/posts\/2264\/revisions"}],"predecessor-version":[{"id":2266,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/posts\/2264\/revisions\/2266"}],"wp:attachment":[{"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/media?parent=2264"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/categories?post=2264"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/tags?post=2264"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}