<prompt> Kuandika kazi ya kupata mrefu zaidi kawaida prefix kamba miongoni mwa safu ya kamba. Kama hakuna kawaida prefix, kurudi tupu kamba .  <response>: Heres an example function that can achieve this:def longestCommonPrefixstrs: if not strs: return Get shortest string in the list shortest minstrs, keylen for i, char in enumerateshortest: for other in strs: if otheri ! char: return shortest:i return shortest 