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12 lines
250 B
12 lines
250 B
print(','.join(()))
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print(','.join(('a',)))
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print(','.join(('a', 'b')))
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print(','.join([]))
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print(','.join(['a']))
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print(','.join(['a', 'b']))
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print(''.join(''))
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print(''.join('abc'))
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print(','.join('abc'))
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print(','.join('abc' for i in range(5)))
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