diff --git a/Article Views I.py b/Article Views I.py
new file mode 100644
index 0000000..b20d002
--- /dev/null
+++ b/Article Views I.py	
@@ -0,0 +1,12 @@
+import pandas as pd
+
+def article_views(views: pd.DataFrame) -> pd.DataFrame:
+    df = views[views['author_id'] == views['viewer_id']]
+    # df = df.drop_duplicates(subset = ['author_id'])
+    # df = df.sort_values(by = ['author_id'])
+    # return df[['author_id']].rename(columns = {'author_id' : 'id'})
+    df = df['author_id'].unique()
+    print(df)
+    df = pd.DataFrame(df,columns =['id'])
+    df = df.sort_values(by = ['id'])
+    return df
\ No newline at end of file
diff --git a/Invalid Tweets.py b/Invalid Tweets.py
new file mode 100644
index 0000000..f3516f0
--- /dev/null
+++ b/Invalid Tweets.py	
@@ -0,0 +1,6 @@
+import pandas as pd
+
+def invalid_tweets(tweets: pd.DataFrame) -> pd.DataFrame:
+    df = tweets[(tweets['content'].str.len()> 15)]
+
+    return df[['tweet_id']]
\ No newline at end of file