diff --git a/Problem1.py b/Problem1.py
new file mode 100644
index 0000000..0fe8535
--- /dev/null
+++ b/Problem1.py
@@ -0,0 +1,12 @@
+import pandas as pd
+
+def nth_highest_salary(employee: pd.DataFrame, N: int) -> pd.DataFrame:
+    result_set = set()
+    for i in range(len(employee)):
+        salary = employee['salary'][i]
+        result_set.add(salary)
+    df = pd.DataFrame(result_set,columns = ['getNthHighestSalary']).sort_values(by = ['getNthHighestSalary'],ascending=False)
+    if N>len(df) or N<=0:
+        return pd.DataFrame({f'getNthHighestSalary({N})': [None]})
+    else:
+        return pd.DataFrame({f'getNthHighestSalary({N})': df.iloc[N-1]})
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diff --git a/Problem2.py b/Problem2.py
new file mode 100644
index 0000000..b8c84ca
--- /dev/null
+++ b/Problem2.py
@@ -0,0 +1,12 @@
+import pandas as pd
+
+def second_highest_salary(employee: pd.DataFrame) -> pd.DataFrame:
+    result_set = set()
+    for i in range(len(employee)):
+        salary = employee['salary'][i]
+        result_set.add(salary)
+    df = pd.DataFrame(result_set,columns = ['SecondHighestSalary']).sort_values(by = ['SecondHighestSalary'],ascending=False)
+    if len(df)< 2:
+        return pd.DataFrame({f'SecondHighestSalary': [None]})
+    else:
+        return pd.DataFrame({f'SecondHighestSalary': df.iloc[1]})
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