Flight Numbers are to be separated with a space.
航线的编号之间用一个空格隔开。
The object identifier must have at least two Numbers separated by a period.
对象标识必须有至少两个数字，由句点分隔。
The Numbers are separated with a space.
两个数字用一个空格隔开。
Then for each test case, one line with two Numbers separated by a blank.
随后每个测试用例，一行有两个以空格分隔的数。
A comma-separated list of warning Numbers.
警告编号的逗号分隔列表。
A comma-separated list of warning Numbers.
警告编号的逗号分隔列表。
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