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Maximum Subarray

时间:2015-03-24 23:06:28      阅读:248      评论:0      收藏:0      [点我收藏+]

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.

int maxSubArray(int A[], int n) {

	int sum      = 0;
	int largesum = INT_MIN;
	for (int i = 0; i != n;++i)
	{
		sum += A[i];
		if (sum <= 0)
		{
			sum = 0;
			largesum = A[i] > largesum ? A[i] : largesum;
		}	
		else
			largesum = sum > largesum ? sum : largesum;
	}

	return largesum;
}


 

Maximum Subarray

原文:http://blog.csdn.net/li_chihang/article/details/44599171

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