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@ -341,8 +341,7 @@ Step 2.10: if c == CMD_SORT then 排序数据
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Step 2.11: if c == CMD_MAKE then 显示图表
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Step 2.12: if c == CMD_QUIT then 退出
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
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
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#### read_data
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@ -352,7 +351,7 @@ Step 3: if 文件为空 then 结束
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Step 4: else 读取文件
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Step 5: 提示读取并记录
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! [read_data.drawio](./read_data.drawio.svg)
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
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#### save_data
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