Max Sum Contiguous Subarray - The Coding Shala

Home >> Interview Questions >> Max Sum Contiguous Subarray

Max Sum Contiguous Subarray InterviewBit Solution

Problem::

Find the contiguous subarray within an array (containing at least one number) which has the largest sum.
Max Sum Contiguous Sub-Array Java Program - The Coding Shala
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.
For this problem, return the maximum sum.

Solution

We can solve this problem using Kadane's Algorithm. 

Java Solution::

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
public class Solution {
    // DO NOT MODIFY THE LIST. IT IS READ ONLY
    public int maxSubArray(final List<Integer> A) {
        int curr_max = A.get(0);
        int max = curr_max;
        for(int i=1;i<A.size();i++){
            curr_max = Math.max(A.get(i), curr_max+A.get(i));
            max = Math.max(max, curr_max);
        }
        return max;
    }
}



Other Posts You May Like
Please leave a comment below if you like this post or found some error, it will help me to improve my content.

Comments

Popular Posts from this Blog

Shell Script to find sum, product and average of given numbers - The Coding Shala

New Year Chaos Solution - The Coding Shala

Shell Script to Create a Simple Calculator - The Coding Shala

Java Method Overloading - The Coding Shala

Java Program to Convert Binary to Decimal - The Coding Shala