题解 | #考试分数(四)#
考试分数(四)
https://www.nowcoder.com/practice/502fb6e2b1ad4e56aa2e0dd90c6edf3c
select job, floor((count(id) + 1) / 2) as start, floor((count(id) + 2) / 2) as end from grade group by job order by job asc
考试分数(四)
https://www.nowcoder.com/practice/502fb6e2b1ad4e56aa2e0dd90c6edf3c
select job, floor((count(id) + 1) / 2) as start, floor((count(id) + 2) / 2) as end from grade group by job order by job asc
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