InterviewBit Problems   Perfect Peak of Array : Solved

About the Perfect Peak of Array : Solved category (1)
Why should this fail and for what test cases specifically (3)
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My code has complexity of O(n) but says Failing for large test cases. Any help? (1)
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Simple and straight (1)
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Failing for larger TestCases (1)
Getting runtime error with test input but submission is fully acceptable (1)
Easy to comprehend (1)
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C++ Solution. O(n) (1)
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SIMPLE O(N) C++ Answer (1)
Why is my code failing for larger test cases? (1)
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