# How do you find the maximum subarray of a product?

## How do you find the maximum subarray of a product?

The only thing to note here is, maximum product can also be obtained by minimum (negative) product ending with the previous element multiplied by this element. For example, in array {12, 2, -3, -5, -6, -2}, when we are at element -2, the maximum product is multiplication of, minimum product ending with -6 and -2.

## What is contiguous Subarray?

1. 8. This is just the ordinary dictionary definition of “contiguous”: all adjacent in space. A subarray is defined by any subset of the indices of the original array; a contiguous subarray is defined by an interval of the indices: a first and last element and everything between them.

What is the maximum contiguous subsequence sum problem?

As the name suggests, the maximum-contiguous-subsequence problem requires finding the subsequence of a sequence of integers with maximum total sum. We can make this problem precise as follows. sk : 0 ≤ i ≤ n − 1, 0 ≤ j ≤ n − 1 . For an empty sequence, the maximum contiguous subsequence sum is −∞.

### How do you find the maximum Subarray sum?

Simple Approach:

1. Run a loop for i from 0 to n – 1, where n is the size of the array.
2. Now, we will run a nested loop for j from i to n – 1 and add the value of the element at index j to a variable currentMax.
3. Lastly, for every subarray, we will check if the currentMax is the maximum sum of all contiguous subarrays.

### What is product Subarray?

A contiguous subarray of an array arr[] of length n is a contiguous segment from arr[i] through arr[j] where 0<= i <= j <= n . If the array contains all non-negative numbers, the maximum subarray is the product of the entire array.

What is a Subarray?

A subarray is a contiguous part of array. An array that is inside another array. For example, consider the array [1, 2, 3, 4], There are 10 non-empty sub-arrays. The subarrays are (1), (2), (3), (4), (1,2), (2,3), (3,4), (1,2,3), (2,3,4) and (1,2,3,4).

## What is contiguous subarray sum?

A Subarray is an array that is the contiguous part of an array. Consider the given array nums; we have to find the contiguous array containing positive and negative numbers, returns its sum.

## What is non contiguous Subarray?

A non-contiguous subsequence contains at least two consecutive characters from non-consecutive indices. Examples: Input: arr[] = {1, 7, 12, 1, 7, 5, 10, 11, 42}, L = 3, R = 6. Output: Yes. Explanation: The non-contiguous subsequence {arr, arr, arr, arr} is same as the subarray {arr, .., arr}.

What is contiguous Subarray in Java?

Maximum Contiguous Subarray Sum problem statement Given an array of integers, find the contiguous subarray (containing at least one number) which has the largest sum and return its sum. Example: Input: [-2,1,-3,4,-1,2,1,-5,4], Output: 6 Explanation: The subarray [4,-1,2,1] has the largest sum = 6.

### What is Max product?

Max-product is a standard belief propagation algorithm on factor graph models. The max-product algorithm executes simultaneous updates of all messages until all messages converge to fixed functions. With proper initialization, it can compute either unconditional or conditional max-marginal probabilities.

### What is the maximum subarray problem in Python?

The maximum subarray problem is a task to find the series of contiguous elements with the maximum sum in any given array. For instance, in the below array, the highlighted subarray has the maximum sum (6):

How do you find the maximum sum of a subarray?

In the Maximum Subarray problem we have given an integer array nums, find the contiguous sub array which has the largest sum and print the maximum sum subarray value. The goal is to find the maximum sum in a line (contiguous sub-array) in the nums array, which is achieved using Kadane’s Algorithm.

## How to find the maximum product of two subarray elements?

The solution can be easily modified to handle this case. It is similar to Largest Sum Contiguous Subarray problem. The only thing to note here is, maximum product can also be obtained by minimum (negative) product ending with the previous element multiplied by this element.

## How to find the maximum product of an array of integers?

These both choices are being taken care of in the implementation. Given an array of integers (possibly some elements negative), write a C program to find out the *maximum product* possible by multiplying ‘n’ consecutive integers in the array where n ≤ ARRAY_SIZE. Also, print the starting point of the maximum product subarray.