题目链接:点击打开链接
题目大意:略。
解题思路:略。
AC 代码
SELECT user_id, COUNT(*) followers_count
FROM Followers
GROUP BY user_id
ORDER BY user_id
微信扫一扫
题目链接:点击打开链接
题目大意:略。
解题思路:略。
AC 代码
SELECT user_id, COUNT(*) followers_count
FROM Followers
GROUP BY user_id
ORDER BY user_id
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