diff --git a/2ndHighestSalary.pd b/2ndHighestSalary.pd
new file mode 100644
index 0000000..f543986
--- /dev/null
+++ b/2ndHighestSalary.pd
@@ -0,0 +1,13 @@
+import pandas as pd
+
+def second_highest_salary(employee: pd.DataFrame) -> pd.DataFrame:
+
+    salaries = employee['salary'].drop_duplicates().sort_values(ascending=False)
+    if len(salaries) < 2:
+        return pd.DataFrame({'SecondHighestSalary': [None]})
+    
+    second_highest = salaries.iloc[1]
+    
+    result_df = pd.DataFrame({'SecondHighestSalary': [second_highest]})
+    
+    return result_df
diff --git a/NthHighestSalary.pd b/NthHighestSalary.pd
new file mode 100644
index 0000000..b0f8fbe
--- /dev/null
+++ b/NthHighestSalary.pd
@@ -0,0 +1,8 @@
+import pandas as pd
+
+def nth_highest_salary(employee: pd.DataFrame, N: int) -> pd.DataFrame:
+    sorted_salary = employee['salary'].sort_values(ascending=False).drop_duplicates()
+    if N > len(sorted_salary) or N<=0:
+        return pd.DataFrame({f'getNthHighestSalary({N})': [None]})
+    nth_highest = sorted_salary.iloc[N-1]
+    return pd.DataFrame({f'getNthHighestSalary({N})': [nth_highest]})