diff --git a/Calculate Special Bonus.py b/Calculate Special Bonus.py
new file mode 100644
index 0000000..f0441a9
--- /dev/null
+++ b/Calculate Special Bonus.py	
@@ -0,0 +1,9 @@
+import pandas as pd
+
+def calculate_special_bonus(employees: pd.DataFrame) -> pd.DataFrame:
+    employees['bonus']=employees.apply(
+        lambda x:x['salary']
+        if x['employee_id'] %2 and 
+        not x['name'].startswith('M')
+        else 0 , axis =1)
+    return employees[['employee_id','bonus']].sort_values(by=['employee_id'])
\ No newline at end of file
diff --git a/Fix names in a table.py b/Fix names in a table.py
new file mode 100644
index 0000000..bbbb342
--- /dev/null
+++ b/Fix names in a table.py	
@@ -0,0 +1,7 @@
+import pandas as pd
+
+def fix_names(users: pd.DataFrame) -> pd.DataFrame:
+    
+    users['name'] =users['name'].str[0].str.upper() +users['name'].str[1:].str.lower()  
+
+    return users.sort_values(by=['user_id'])
\ No newline at end of file
diff --git a/Patients with a condition.py b/Patients with a condition.py
new file mode 100644
index 0000000..e55950b
--- /dev/null
+++ b/Patients with a condition.py	
@@ -0,0 +1,6 @@
+import pandas as pd
+
+def find_patients(patients: pd.DataFrame) -> pd.DataFrame:
+    df= patients[patients['conditions'].str.startswith('DIAB1') |
+                    patients['conditions'].str.contains(' DIAB1')]
+    return df
\ No newline at end of file