Statistics

Submission Statistics

Show:
Oh, there is no submission!

DE-MC-148 一张表有100行，金额列10行为NULL、另有5行金额为0。COUNT(*)与COUNT(金额)分别是？

Information

ID
589
Time
1000ms
Memory
256MiB
Difficulty
5
Tags
# Submissions
0
Accepted
0
Uploaded By
  1. Language
  2. Legacy mode
  3. Theme
  3. Worker 0, 8ms
  4. Powered by Hydro v5.0.7 Community