diff --git a/0619-biggest-single-number/0619-biggest-single-number.sql b/0619-biggest-single-number/0619-biggest-single-number.sql
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index 0000000..5429a64
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+++ b/0619-biggest-single-number/0619-biggest-single-number.sql
@@ -0,0 +1,2 @@
+# Write your MySQL query statement below
+SELECT MAX(num) AS num FROM (SELECT num FROM MyNumbers GROUP BY num HAVING COUNT(*) = 1) n;
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