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class Solution(object): | |
def max_subarray(self, nums): | |
""" | |
:type nums: List[int] | |
:rtype: int | |
""" | |
max_sum = nums[0] | |
curr_sum = 0 | |
for num in nums: | |
if curr_sum < 0: | |
curr_sum = 0 | |
curr_sum += num | |
max_sum = max(max_sum, curr_sum) | |
return max_sum | |
# Test cases | |
sol = Solution() | |
nums = [-2, 1, -3, 4, -1, 2, 1, -5, 4] | |
assert sol.max_subarray(nums) == 6 | |
nums = [1] | |
assert sol.max_subarray(nums) == 1 | |
nums = [5, 4, -1, 7, 8] | |
assert sol.max_subarray(nums) == 23 |
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