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maximum sum subarray Code Example
maximum sum subarray 
public static int SumArray()
{
    var arr = new int[]{ -2, -4, -5, -6, -7, -89, -56 };
    var sum = 0;
    var max = arr[0];
    foreach (var item in arr)
    {
        sum += item;
      // sum = Math.Max(sum,0); resting here will not give  expected output
        max = Math.Max(sum,max);
        sum = Math.Max(sum,0);
    }
    return max;
}
kadane algorithm 
public int kadane(int[] arr){
	int max_so_far = 0, curr_max = Integer.MIN_VALUE;
    for(int i: arr){
    	max_so_far += i;
        if(max_so_far<0) max_so_far = 0;
        if(max_so_far>curr_max) curr_max = max_so_far;
    }
    return curr_max;
}
maximum subarray solution leetcode 
def approach3(nums):
    ans = nums[0]
    subarr_sum = nums[0]

    for i in range(1, len(nums)):
        subarr_sum = max(nums[i], nums[i] + subarr_sum)
        ans = max(ans, subarr_sum)

    return ans
Source: dev.to
find maximum sum in array of contiguous subarrays 
#include <iostream>

using namespace std;

int main(){
    //Input Array
    int n;
    cin >> n;
    int arr[n];
    for(int i =0;i< n;i++){
    cin >> arr[i];
    }

    int currentSum = 0;
    int maxSum = INT_MIN;
    //algo
    for (int i = 0; i < n; i++)
    {
        currentSum += arr[i];
        if (currentSum <0)
        {
            currentSum = 0;
        }
        maxSum = max(maxSum, currentSum);
    }
    cout << maxSum << endl;

    return 0;
}
max subsequence sum in array 
def max_subarray(numbers):
    """Find the largest sum of any contiguous subarray."""
    best_sum = 0  # or: float('-inf')
    current_sum = 0
    for x in numbers:
        current_sum = max(0, current_sum + x)
        best_sum = max(best_sum, current_sum)
    return best_sum
maximum subarray 
const maxSubArray = (arr) => {
    let currSum =  getSum(arr, 0, 4);
    let maxSum = 0
    for(let i = 1; i < arr.length - 4; i++){
       currSum =  currSum - arr[i - 1];
       currSum = currSum + arr[i + 3];
        maxSum = Math.max(currSum, maxSum);
    }
    return maxSum;
}

const getSum = (arr, start, end) => {
    let sum = 0;
    for(let i = start; i < end; i++){
        sum += arr[i]
    }
    
    console.log(sum);
    return sum;
}



Csharp

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Type:
 Code Example
Category:
 Coding
Sub Category:
 Code Example
Uploaded by:
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