:type nums: List[int] :rtype: int
(self, nums)
| 43 | """ |
| 44 | class Solution(object): |
| 45 | def rob(self, nums): |
| 46 | """ |
| 47 | :type nums: List[int] |
| 48 | :rtype: int |
| 49 | """ |
| 50 | if not nums: |
| 51 | return 0 |
| 52 | |
| 53 | if len(nums) <= 3: |
| 54 | return max(nums) |
| 55 | |
| 56 | if len(nums) <= 4: |
| 57 | return max(max(nums), nums[1]+nums[-1], nums[2]+nums[0]) |
| 58 | |
| 59 | robber = [nums[0], nums[1], nums[2]+nums[0]] |
| 60 | |
| 61 | for i in range(3, len(nums)-1): |
| 62 | robber.append(max(nums[i] + robber[i-2], nums[i] + robber[i-3])) |
| 63 | |
| 64 | maxes = max(robber) |
| 65 | |
| 66 | nums = [nums[-1]] + nums |
| 67 | nums.pop() |
| 68 | |
| 69 | robber = [nums[0], nums[1], nums[2]+nums[0]] |
| 70 | |
| 71 | for i in range(3, len(nums)-1): |
| 72 | robber.append(max(nums[i] + robber[i-2], nums[i] + robber[i-3])) |
| 73 | |
| 74 | |
| 75 | return max(robber+[maxes]) |