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        "\u6570\u636e\u5206\u6790\u62a5\u544a"
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      "metadata": {
        "_cell_guid": "6c927668-6a73-1dd6-1040-17ce17f25819"
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      "source": [
        "library(ggplot2) # Data visualization\n",
        "library(readr) # reader\u5305\u8bfb\u53d6\u5927\u5bb9\u91cf\u6570\u636e\u6587\u4ef6\n",
        "train<-read_csv(\"../input/test.csv\")\n",
        "head(train)\n",
        "dim(train)  \n",
        "\n",
        "\n",
        "\n",
        "# Input data files are available in the \"../input/\" directory.\n",
        "# For example, running this (by clicking run or pressing Shift+Enter) will list the files in the input directory\n",
        "\n",
        "system(\"ls ../input\")\n",
        "\n",
        "# Any results you write to the current directory are saved as output."
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "_cell_guid": "2acd92dd-6ec2-5d29-6fae-613292c37a4b"
      },
      "outputs": [],
      "source": ""
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