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| class Solution { public int maximumSum(int[] arr) { int n = arr.length;
int[][] dp = new int[n][2]; dp[0][0] = arr[0]; dp[0][1] = 0;
int maxSum = arr[0];
for (int i = 1; i < n; i++) { dp[i][0] = Math.max(dp[i - 1][0], 0) + arr[i]; dp[i][1] = Math.max(dp[i - 1][1] + arr[i], dp[i - 1][0]);
maxSum = Math.max(maxSum, Math.max(dp[i][0], dp[i][1])); }
return maxSum; } }
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References
1186. Maximum Subarray Sum with One Deletion