[Solved] When I run my code it shows some errors on terminal. Could any can tell me what is the error stands for? How can I debug it? [closed]

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Your isPower2(0) returns true (1) but 0 is not a power of 2. So the expected result would be false (0).

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solved When I run my code it shows some errors on terminal. Could any can tell me what is the error stands for? How can I debug it? [closed]