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@@ -13,7 +13,7 @@ Each row of this table contains information about the salary of an employee.
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<p> </p>
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<p>Write a solution to find the second highest salary from the <code>Employee</code> table. If there is no second highest salary, return <code>null (return None in Pandas)</code>.</p>
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<p>Write a solution to find the second highest <strong>distinct</strong> salary from the <code>Employee</code> table. If there is no second highest salary, return <code>null (return None in Pandas)</code>.</p>
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<p>The result format is in the following example.</p>
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