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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.
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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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Divide and Conquer Array Dynamic Programmingclass Solution {public: int maxSubArray(int A[], int n) { int sum=0; int subsum=INT_MIN; for(int i=0;i<n;i++){ sum=max(sum+A[i],A[i]); subsum=max(sum,subsum); } return subsum; }};
Maximum Subarray
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