冒泡排序

def maopao(nums):
    for i in range(len(nums)-1):   #设置冒泡排序进行的次数
        for j in range(len(nums)-i-1):          #j 列表的下表
            if nums[j] > nums[j+1]:
                nums[j], nums[j+1] = nums[j+1], nums[j]
    return nums

nums = [1, 2, 7, 3, 9, 8, 5]
print(maopao(nums))