输入参数和方法参数不匹配的问题（未正确导包）
- 报错截图
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简单问题：
基本上就是导入包错误导致
此包导入错误是因为代码自动提示时未显示想要的包，导成了其他包，编写代码时要注意导入包是否准确 ！ -
错误导入
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正确导入
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包对比
import org.apache.hadoop.mapred.SequenceFileOutputFormat;
import org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat;
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