diff --git a/1978-employees-whose-manager-left-the-company/1978-employees-whose-manager-left-the-company.sql b/1978-employees-whose-manager-left-the-company/1978-employees-whose-manager-left-the-company.sql
new file mode 100644
index 0000000..df63155
--- /dev/null
+++ b/1978-employees-whose-manager-left-the-company/1978-employees-whose-manager-left-the-company.sql
@@ -0,0 +1,2 @@
+# Write your MySQL query statement below
+SELECT employee_id FROM (SELECT * FROM Employees e1 WHERE e1.manager_id IS NOT NULL GROUP BY e1.employee_id HAVING (SELECT e2.employee_id FROM Employees e2 WHERE e2.employee_id = e1.manager_id) IS NULL) e3 WHERE salary < 30000 ORDER BY employee_id;
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