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Thats exactly why the question statement is wrong. Go back and see that the statement is "n, the number of non-zero stones".
While fact is, that below the statement, they show real-time examples in which they include the zero stone also
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Manasa and Stones
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Thats exactly why the question statement is wrong. Go back and see that the statement is "n, the number of non-zero stones". While fact is, that below the statement, they show real-time examples in which they include the zero stone also