{
  "type": "code_options",
  "author": "csdn.net",
  "source": "solution.md",
  "exercise_id": "651ea1f7b5d946e28d7a22d2b856fd26",
  "keywords": "散列表,算法中阶,数据结构,散列函数",
  "title": "按要求实现程序功能",
  "desc": [
    {
      "content": "\n<p>&#xff08;1&#xff09;定义一个函数prime判断某个整数是否为素数&#xff1b;\n&#xff08;2&#xff09;然后从键盘输入一行字符串&#xff0c;将其中的连续数字依次提取出来形成一个列表。例如&#xff0c;字符串“ab12cd34fg67”按要求提取后形成列表[12,34,67]&#xff1b;\n&#xff08;3&#xff09;将列表中的所有非素数改为0&#xff08;要求用prime函数判断列表中的元素是否为素 数&#xff09;&#xff1b;\n&#xff08;4&#xff09;输出原始字符串及修改前、修改后的列表。\n提示&#xff1a;可以用s.isdigit()判断s是否为数字字符&#xff08;串&#xff09;</p>",
      "language": "markdown"
    }
  ],
  "answer": [
    {
      "content": "",
      "language": "python"
    }
  ],
  "prepared": [
    [
      {
        "content": "",
        "language": "python"
      }
    ],
    [
      {
        "content": "",
        "language": "python"
      }
    ],
    [
      {
        "content": "",
        "language": "python"
      }
    ]
  ],
  "template": {
    "content": "import math,re\ndef prime(num):\n\tflag = False\n\tif num > 1:\n\t\tfor i in range(2, math.floor(math.sqrt(num))):\n\t\t\tif (num % i) == 0:\n\t\t\t\tflag = True\n\t\t\t\tbreak\n\tif flag:\n\t\tprint(num, \"不是素数\")\n\telse:\n\t\tprint(num, \"是素数\")\n\treturn flag\ns = input(\"请输入字符串：\")\nsList = re.findall(r'(\\d+)', s)\nsNum = [int(x) for x in sList]\ny = lambda x: 0 if prime(x) else x\nsNew = [y(x) for x in sNum]\nprint(sNum) \nprint(sNew) ",
    "language": "python"
  },
  "node_id": "dailycode-0e465e8d70a1454a8aac9dd2da5f9325",
  "license": "csdn.net",
  "created_at": 1637894161,
  "topic_link": "https://bbs.csdn.net/topics/600470198"
}