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[null,"Exam grade calculator"]
[]
[null,null,"Marks"]
[null,"Exam 1",90,"Pass",null,null,null,null,null,"ALT+F11"]
[null,"Exam 2",30,"Fail",null,"Average"]
[null,"Exam 3",52,"Pass",null,57.333333333333336,null,null,"if a certain condition is true, then do something"]
[null,null,null,null,null,"You received a Pass!"]
[null,null,null,null,null,"You have passed 2 exams."]