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I see a lot of people in the discussions are using a 2d array, did anyone else solve it by simply iterating through the input string? Is there a difference in efficiency? All of my submissions were 0.09s of quicker (using Java). Is there a better way to do it?
Encryption
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I see a lot of people in the discussions are using a 2d array, did anyone else solve it by simply iterating through the input string? Is there a difference in efficiency? All of my submissions were 0.09s of quicker (using Java). Is there a better way to do it?