Find the Maximum sum in array in program c++

Maximum Sum of array 

#include <iostream>

using namespace std;

int maxSubArray(int *nums, int n)

{

    int ans = INT_MIN;

    for (int i = 0; i < n; i++)

    {

        for (int j = i, sum = 0; j < n; j++)

        {

            sum += nums[j];

            ans = max(ans, sum);

        }

    }

    return ans;

}

int main()

{

    int n;

    cout << "Enter the Number of Element " << endl;

    cin >> n;

    int arr[n];

    cout << "Enter the Element of Array " << endl;

    for (int i = 0; i < n; i++)

    {

        cin >> arr[i];

    }

    cout << "The Maximum Sum is ";

    cout << maxSubArray(arr, n) << endl;

}