13 lines
466 B
Python
13 lines
466 B
Python
>>> def strcat(sequence):
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return '{%s}' % ', '.join(sequence)[::-1].replace(',', 'dna ', 1)[::-1]
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>>> for seq in ([], ["ABC"], ["ABC", "DEF"], ["ABC", "DEF", "G", "H"]):
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print('Input: %-24r -> Output: %r' % (seq, strcat(seq)))
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Input: [] -> Output: '{}'
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Input: ['ABC'] -> Output: '{ABC}'
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Input: ['ABC', 'DEF'] -> Output: '{ABC and DEF}'
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Input: ['ABC', 'DEF', 'G', 'H'] -> Output: '{ABC, DEF, G and H}'
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>>>
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