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2025-01-09 20:29:41 +08:00
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leetcode-cn/problem (English)/无效的推文(English) [invalid-tweets].html
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@@ -8,6 +8,7 @@
| content | varchar |
+----------------+---------+
tweet_id is the primary key (column with unique values) for this table.
content consists of characters on an American Keyboard, and no other special characters.
This table contains all the tweets in a social media app.
</pre>
@@ -25,12 +26,12 @@ This table contains all the tweets in a social media app.
<pre>
<strong>Input:</strong>
Tweets table:
+----------+----------------------------------+
| tweet_id | content |
+----------+----------------------------------+
| 1 | Vote for Biden |
| 2 | Let us make America great again! |
+----------+----------------------------------+
+----------+-----------------------------------+
| tweet_id | content |
+----------+-----------------------------------+
| 1 | Let us Code |
| 2 | More than fifteen chars are here! |
+----------+-----------------------------------+
<strong>Output:</strong>
+----------+
| tweet_id |
@@ -38,6 +39,6 @@ Tweets table:
| 2 |
+----------+
<strong>Explanation:</strong>
Tweet 1 has length = 14. It is a valid tweet.
Tweet 2 has length = 32. It is an invalid tweet.
Tweet 1 has length = 11. It is a valid tweet.
Tweet 2 has length = 33. It is an invalid tweet.
</pre>