问算法

def Qalgorithm(index ,all_content):
    revert = []  # 所有回复
    index_max = len(index)
    for i in range(len(index)):
        if i + 1 < index_max:
            res = index[i], index[i + 1]
            result = ''.join(all_content[res[0]:res[1]])
            revert.append(result)
        else:
            result = ''.join(all_content[index[i]:len(all_content)])
            revert.append(result)
    return revert

if __name__ == '__main__':
    all_content = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm']
    index = [1, 4, 5, 6, 8, 11]  # 问-索引,所在区间便是回复
    text = Qalgorithm(index, all_content)
    print(text)