All scores that correspond to the test set should be written to the submission file consecutively, i.e. with no separator or newline between item scores.
所有对应于测试集的分数需要连续写入提交物中，也就是说，没有分隔符或者新行在条目分数之间。
It's generally best to set the field separator inside the script itself, simply because it means you have one less command line argument to remember to type.
一般而言，最好在脚本内部设置字段分隔符，因为这样可以少输入一个命令行参数。
The difference between these two methods has to do with how we set the field separator.
两种方法的区别在于如何设置字段分隔符。
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