diff --git a/ArticleViewsI.py b/ArticleViewsI.py
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+++ b/ArticleViewsI.py
@@ -0,0 +1,13 @@
+'''
+Pandas2
+1 Problem 1 : Article Views I ( https://leetcode.com/problems/article-views-i/ )
+'''
+import pandas as pd
+
+def article_views(views: pd.DataFrame) -> pd.DataFrame:
+    df = views[views['author_id'] == views['viewer_id']]
+    df.drop_duplicates(subset = ['author_id'] , inplace = True)
+    df = df.sort_values(by = ['author_id'] , inplace = False)
+    df = df[['author_id']]
+    return df.rename(columns = {'author_id' : 'id'})
+   
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diff --git a/InvalidTweets.py b/InvalidTweets.py
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+++ b/InvalidTweets.py
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+'''
+2 Problem 2 :Invalid Tweets ( https://leetcode.com/problems/invalid-tweets/ )
+'''
+import pandas as pd
+
+def invalid_tweets(tweets: pd.DataFrame) -> pd.DataFrame:
+    inValid = tweets['content'].str.len() > 15
+    df = tweets[inValid]
+    return df[['tweet_id']]
+    
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