猫史档案馆

nums = [2,10,5,3,1,6,4]
while True:
state = 0
for i in range(len(nums) - 1):
if nums[i] < nums[i + 1]:
nums[i],nums[i + 1] = nums[i + 1], nums[i]
state = 1
if not state:
break
print(nums)