CASE 해커랭크 문제

SELECT CASE WHEN A = B AND B = C THEN 'Equilateral' WHEN A + B = WHEN A = B OR B = C OR A = C THEN 'Isosceles' ELSE 'Scalene' END FROM Triangles Compiler Message Wrong Answer Error (stderr) ERROR 1064 (42000) at line 1: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '= END FROM Triangle' at line 3 Your Output (stdout) ~ no response on stdout ~