array-rearrange Archives

Check if given Array can be rearranged as increasing, decreasing or a hill sequence

Given an array arr[] of size N. The task is to find the number of sequences in which any one of the following conditions is… Read More

array-rearrange

Arrays

Greedy

Hash

Mathematical

Sorting

Java Program to Rearrange array such that arr[i] >= arr[j] if i is even and arr[i]<=arr[j] if i is odd and j < i

Given an array of n elements. Our task is to write a program to rearrange the array such that elements at even positions are greater… Read More

array-rearrange

Sorting Quiz

Arrays

Java

Java Programs

Python3 Program to Rearrange array such that arr[i] >= arr[j] if i is even and arr[i]<=arr[j] if i is odd and j < i

Given an array of n elements. Our task is to write a program to rearrange the array such that elements at even positions are greater… Read More

array-rearrange

Sorting Quiz

Arrays

Python

Php Program to Rearrange array such that arr[i] >= arr[j] if i is even and arr[i]<=arr[j] if i is odd and j < i

Given an array of n elements. Our task is to write a program to rearrange the array such that elements at even positions are greater… Read More

array-rearrange

Sorting Quiz

Arrays

PHP

PHP Programs

Javascript Program to Rearrange array such that arr[i] >= arr[j] if i is even and arr[i]<=arr[j] if i is odd and j < i

Given an array of n elements. Our task is to write a program to rearrange the array such that elements at even positions are greater… Read More

array-rearrange

Sorting Quiz

Arrays

JavaScript

C++ Program to Rearrange array such that arr[i] >= arr[j] if i is even and arr[i]<=arr[j] if i is odd and j < i

Given an array of n elements. Our task is to write a program to rearrange the array such that elements at even positions are greater… Read More

array-rearrange

Sorting Quiz

Arrays

C++

C++ Programs

Replace every array element with maximum of K next and K previous elements

Hard

Given an array arr, the task is to replace each array element by the maximum of K next and K previous elements. Example: Input: arr[]… Read More

array-rearrange

Segment-Tree

Arrays

Mathematical

Tree

Rearrange given Array by replacing every element with the element located at mean of adjacent elements

Medium

Given an array arr[]. The array contains numbers from 0 to N-1 only, where N is the size of arr[]. The task is to modify… Read More

array-rearrange

maths-mean

Arrays

Mathematical

C++ Program to Move all zeroes to end of array | Set-2 (Using single traversal)

Given an array of n numbers. The problem is to move all the 0’s to the end of the array while maintaining the order of… Read More

array-rearrange

Arrays

C++

C++ Programs

Java Program to Move all zeroes to end of array | Set-2 (Using single traversal)

Given an array of n numbers. The problem is to move all the 0’s to the end of the array while maintaining the order of… Read More

array-rearrange

Arrays

Java

Java Programs

Python3 Program to Move all zeroes to end of array | Set-2 (Using single traversal)

Given an array of n numbers. The problem is to move all the 0’s to the end of the array while maintaining the order of… Read More

array-rearrange

Arrays

Python

Javascript Program to Move all zeroes to end of array | Set-2 (Using single traversal)

Given an array of n numbers. The problem is to move all the 0’s to the end of the array while maintaining the order of… Read More

array-rearrange

Arrays

JavaScript

C++ Program to Rearrange positive and negative numbers in O(n) time and O(1) extra space

An array contains both positive and negative numbers in random order. Rearrange the array elements so that positive and negative numbers are placed alternatively. Number… Read More

Amazon

array-rearrange

Paytm

Arrays

C++

C++ Programs

C Program to Rearrange positive and negative numbers in O(n) time and O(1) extra space

An array contains both positive and negative numbers in random order. Rearrange the array elements so that positive and negative numbers are placed alternatively. Number… Read More

Amazon

array-rearrange

Paytm

Arrays

C Programs

Php Program to Rearrange positive and negative numbers in O(n) time and O(1) extra space

An array contains both positive and negative numbers in random order. Rearrange the array elements so that positive and negative numbers are placed alternatively. Number… Read More

Amazon

array-rearrange

Paytm

Arrays

PHP

PHP Programs

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