LeetCode - Maximum Subarray
Find the contiguous subarray within an array (containing at least one number) which has the largest sum.
For example, given the array [-2,1,-3,4,-1,2,1,-5,4]
,
the contiguous subarray [4,-1,2,1]
has the largest sum = 6
.
More practice:
If you have figured out the O(n) solution, try coding another solution using the divide and conquer approach, which is more subtle.
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class Solution(object): def maxSubArray(self, nums): """ :type nums: List[int] :rtype: int """ l = len(nums) temp = nums[0] maxSum = nums[0] for i in range(1,l): temp = max(nums[i], temp+nums[i]) maxSum = max(maxSum, temp) return maxSum