Contents
How do you find the maximum subset sum?
The idea is simple, find the maximum sum starting from mid point and ending at some point on left of mid, then find the maximum sum starting from mid + 1 and ending with some point on right of mid + 1. Finally, combine the two and return the maximum among left, right and combination of both.
How do you find the longest sub array?
A subarray from the array has to be found such that the average of this subarray is greater than or equal to x. For example, Consider the array: arr = {-2, 1, 6, -3} and k = 3. The longest subarray is {1, 6} having average 3.5 greater than k = 3.
How do I find the longest sub array in Python?
Program to find longest subarray of 1s after deleting one element using Python
- if 0 is not in nums, then. return size of nums – 1.
- if 1 is not in nums, then. return 0.
- a := a new list.
- cnt := 0.
- for each i in nums, do. if i is same as 0, then.
- if cnt is not same as 0, then.
- Max := 0.
- for i in range 0 to size of a, do.
What’s the maximum subarray sum for an array?
For example, if the given array is {-2, -5, 6, -2, -3, 1, 5, -6}, then the maximum subarray sum is 7 (see highlighted elements). Recommended: Please solve it on “ PRACTICE ” first, before moving on to the solution.
How to find subarray sum in O ( nlogn ) time?
Using Divide and Conquer approach, we can find the maximum subarray sum in O(nLogn) time. Following is the Divide and Conquer algorithm. 1) Divide the given array in two halves. 2) Return the maximum of following three.
How to find maximum sum in divide and conquer algorithm?
The outer loop picks the beginning element, the inner loop finds the maximum possible sum with first element picked by outer loop and compares this maximum with the overall maximum. Finally return the overall maximum. The time complexity of the Naive method is O (n^2).
How to find the start index of a subarray?
To find the start index, iterate from endIndex in the left direction and keep decrementing the value of globalMax until it becomes 0. The point at which it becomes 0 is the start index. Now print the subarray between [start, end].