Apr 13, 2025 · Given an array arr[] and a position in array, k. Write a function name reverse (a[], k) such that it reverses subarray arr[0..k-1]. Extra space used should be O(1) and time …

Nov 16, 2021 · You can reverse an array in groups in python as given below, def reverseSubarray(arr, N, K): for i in range(0, len(arr),K): l=arr[i:i+K] l.reverse() arr[i:i+K] =l return …

Given an array, reverse every sub-array formed by consecutive k elements. The idea is very simple. We consider every sub-array of size k starting from beginning of the array and reverse …

Mar 10, 2020 · In this tutorial, we’ll go over the different methods to reverse an array in Python. The Python language does not come with array data structure support. Instead, it has in-built …

Learn how to reverse an array in groups of a given size using Java with this comprehensive guide and example code. Discover how to effectively reverse an array in groups of a given size in …

Apr 13, 2023 · Here is the solution to reverse an array in groups of given size using list comprehension: Algorithm: Initialize an empty list to store the final output. Create a list …

Feb 8, 2022 · Reverse array in groups Given an array arr [] of positive integers of size N. Reverse every sub-array group of size K. Example 1: Input: N = 5, K = 3 arr [] = {1,2,3,4,5} Output: 3 2 …

The solution is to use reverse(A + i, min(A + N, A + i + K)); which will handle both the general case and special case when K > N.

In Python, you can reverse an array using several methods: reverse() Method: Reverses the array in place, modifying the original array. Slicing ([::-1]): Creates a reversed copy of the array …

Dec 30, 2024 · Learn how to reverse an array (or list) in Python using slicing, the `reverse()` method, and NumPy's functions. Step-by-step examples make it simple and effective