You can't change the order. (a+c)*b is invalid.

Time: 452ms Passed: 14Failed: 7Exit Code: 1
Test Results:
Fixed Tests
Basic Test Cases
Test Passed
Test Passed
Test Passed
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Test Passed
6 should equal 5
Test Passed
Test Passed
Test Passed
36 should equal 35
12 should equal 8
18 should equal 14
49 should equal 48
Test Passed
32 should equal 27

i got the max and it says no it want onather thing