Computer scienceAlgorithms and Data StructuresAlgorithmsString coding algorithmsData compression

Run Length Encoding

A friend's RLE

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Imagine your friend sends you an encoded message compressed by RLE. The message looks like this: $B123$ . Can you decode it?

Select one option from the list

No, I don't have enough information to distinguish the characters and the number of repetitions

Yes. The decoded message is 123 B-s

Yes. The decoded message is twelve B-s and one 3

Yes. The decoded message is one B and three 2-s, i.e. B222

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