Python Program for Reversal algorithm for array rotation

How to Add Two Numbers in Python

The task of adding two numbers in Python involves taking two input values and computing their sum using various techniques . For example, if a = 5 and b = 7 then after addition, the result will be 12.Using the "+" Operator+ operator is the simplest and most direct way to add two numbers . It perform

4 min read

Find Maximum of two numbers in Python

Finding the maximum of two numbers in Python helps determine the larger of the two values. For example, given two numbers a = 7 and b = 3, you may want to extract the larger number, which in this case is 7. Let's explore different ways to do this efficiently.Using max()max() function is the most opt

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Factorial of a Number - Python

The factorial of a number is the product of all positive integers less than or equal to that number. For example, the factorial of 5 (denoted as 5!) is 5 Ã— 4 Ã— 3 Ã— 2 Ã— 1 = 120. In Python, we can calculate the factorial of a number using various methods, such as loops, recursion, built-in functions,

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Python Program for Simple Interest

The task of calculating Simple Interest in Python involves taking inputs for principal amount, time period in years, and rate of interest per annum, applying the Simple Interest formula and displaying the result. For example, if p = 1000, t = 2 (years), and r = 5%, the Simple Interest is calculated

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Python Program for Compound Interest

Let us discuss the formula for compound interest. The formula to calculate compound interest annually is given by: A = P(1 + R/100) t Compound Interest = A - P Where, A is amount P is the principal amount R is the rate and T is the time spanFind Compound Interest with Python Python3 # Python3 progra

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Python Program to Check Armstrong Number

Given a number x, determine whether the given number is Armstrong number or not. A positive integer of n digits is called an Armstrong number of order n (order is number of digits) if. abcd... = pow(a,n) + pow(b,n) + pow(c,n) + pow(d,n) + .... Example: Input : 153 Output : Yes 153 is an Armstrong nu

6 min read

Python Program to Find Sum of Array

Given an array of integers, find the sum of its elements. Examples: Input : arr[] = {1, 2, 3}Output : 6Explanation: 1 + 2 + 3 = 6This Python program calculates the sum of an array by iterating through each element and adding it to a running total. The sum is then returned. An example usage is provid

4 min read

Python Program to Find Largest Element in an Array

To find the largest element in an array, iterate over each element and compare it with the current largest element. If an element is greater, update the largest element. At the end of the iteration, the largest element will be found. Given an array, find the largest element in it. Input : arr[] = {1

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Python Program for Array Rotation

Here we are going to see how we can rotate array with Python code. Array Rotation: Â Python Program for Array Rotation ExamplePartitioning the sub arrays and reversing them Approach: Input arr[] = [1, 2, 3, 4, 5, 6, 7, 8], d = 1, size = 8 1) Reverse the entire list by swapping first and last numbers

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Python Program for Reversal algorithm for array rotation

Write a function rotate(arr[], d, n) that rotates arr[] of size n by d elements. In this article, we will explore the Reversal Algorithm for array rotation and implement it in Python. Example Input: arr[] = [1, 2, 3, 4, 5, 6, 7] d = 2 Output: arr[] = [3, 4, 5, 6, 7, 1, 2] Rotation of the above array

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Python Program to Split the array and add the first part to the end

There is a given array and split it from a specified position, and move the first part of the array add to the end. Examples: Input : arr[] = {12, 10, 5, 6, 52, 36} k = 2 Output : arr[] = {5, 6, 52, 36, 12, 10} Explanation : Split from index 2 and first part {12, 10} add to the end .Input : arr[] =

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Python Program for Find remainder of array multiplication divided by n

Write a Python program for a given multiple numbers and a number n, the task is to print the remainder after multiplying all the numbers divided by n. Examples: Input: arr[] = {100, 10, 5, 25, 35, 14}, n = 11Output: 9Explanation: 100 x 10 x 5 x 25 x 35 x 14 = 61250000 % 11 = 9Input : arr[] = {100, 1

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Python Program to check if given array is Monotonic

Given an array A containing n integers. The task is to check whether the array is Monotonic or not. An array is monotonic if it is either monotone increasing or monotone decreasing. An array A is monotone increasing if for all i <= j, A[i] <= A[j]. An array A is monotone decreasing if for all

7 min read

Python program to interchange first and last elements in a list

Given a list, write a Python program to swap the first and last element of the list using Python.Examples: The last element of the list can be referred to as a list[-1]. Therefore, we can simply swap list[0] with list[-1].Python# Initialize a list my_list = [1, 2, 3, 4, 5] # Interchange first and la

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Python Program to Swap Two Elements in a List

In this article, we will explore various methods to swap two elements in a list in Python. The simplest way to do is by using multiple assignment.Example:Pythona = [10, 20, 30, 40, 50] # Swapping elements at index 0 and 4 # using multiple assignment a[0], a[4] = a[4], a[0] print(a)Output[50, 20, 30,

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How To Find the Length of a List in Python

The length of a list refers to the number of elements in the list. There are several methods to determine the length of a list in Python. For example, consider a list l = [1, 2, 3, 4, 5], length of this list is 5 as it contains 5 elements in it. Let's explore different methods to find the length of

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Check if element exists in list in Python

In this article, we will explore various methods to check if element exists in list in Python. The simplest way to check for the presence of an element in a list is using the in Keyword. Example:Pythona = [10, 20, 30, 40, 50] # Check if 30 exists in the list if 30 in a: print("Element exists in the

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Different ways to clear a list in Python

In this article, we will explore various methods to clear a list in Python. The simplest way to do is by using a loop.Using clear() MethodUsing clear() method we can remove all elements from a list. This method modifies the list in place and removes all its elements.Pythona = [1, 2, 3, 4, 5] a.clear

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Reversing a List in Python

In this article, we are going to explore multiple ways to reverse a list. Python provides several methods to reverse a list using built-in functions and manual approaches. The simplest way to reverse a list is by using the reverse() method. Let's take an example to reverse a list using reverse() met

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Adding and Subtracting Matrices in Python

In this article, we will discuss how to add and subtract elements of the matrix in Python.Â Example: Suppose we have two matrices A and B. A = [[1,2],[3,4]] B = [[4,5],[6,7]] then we get A+B = [[5,7],[9,11]] A-B = [[-3,-3],[-3,-3]] Now let us try to implement this using PythonÂ 1. Adding elements of

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Add Two Matrices - Python

The task of adding two matrices in Python involves combining corresponding elements from two given matrices to produce a new matrix. Each element in the resulting matrix is obtained by adding the values at the same position in the input matrices. For example, if two 2x2 matrices are given as:Two 2x2

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Python Program to Multiply Two Matrices

Given two matrices, we will have to create a program to multiply two matrices in Python. Example: Python Matrix Multiplication of Two-DimensionPythonmatrix_a = [[1, 2], [3, 4]] matrix_b = [[5, 6], [7, 8]] result = [[0, 0], [0, 0]] for i in range(2): for j in range(2): result[i][j] = (matrix_a[i][0]

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Matrix Product - Python

The task of calculating the matrix product in Python involves finding the product of all elements within a matrix or 2D list . This operation requires iterating through each element in the matrix and multiplying them together to obtain a single cumulative product. For example, given a matrix a = [[1

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Transpose a matrix in Single line in Python

Transposing a matrix in Python means flipping it over its diagonal, turning all the rows into columns and all the columns into rows. For example, a matrix like [[1, 2], [3, 4], [5, 6]], which has 3 rows and 2 columns, becomes [[1, 3, 5], [2, 4, 6]], which has 2 rows and 3 columns after transposing.

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Python - Matrix creation of n*n

Matrices are fundamental structures in programming and are widely used in various domains including mathematics, machine learning, image processing, and simulations. Creating an nÃ—n matrix efficiently is an important step for these applications. This article will explore multiple ways to create such

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Python | Get Kth Column of Matrix

Sometimes, while working with Python Matrix, one can have a problem in which one needs to find the Kth column of Matrix. This is a very popular problem in Machine Learning Domain and having solution to this is useful. Let's discuss certain ways in which this problem can be solved. Method #1 : Using

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Python - Vertical Concatenation in Matrix

Given a String Matrix, perform column-wise concatenation of strings, handling variable lists lengths. Input : [["Gfg", "good"], ["is", "for"]] Output : ['Gfgis', 'goodfor'] Explanation : Column wise concatenated Strings, "Gfg" concatenated with "is", and so on. Input : [["Gfg", "good", "geeks"], ["i

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Python Program to Check if a String is Palindrome or Not

The task of checking if a string is a palindrome in Python involves determining whether a string reads the same forward as it does backward. For example, the string "madam" is a palindrome because it is identical when reversed, whereas "hello" is not. Using two pointer techniqueThis approach involve

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Python program to check whether the string is Symmetrical or Palindrome

The task of checking whether a string is symmetrical or palindrome in Python involves two main operations . A string is symmetrical if its first half matches the second half, considering the middle character for odd-length strings. A string is palindrome if it reads the same forward and backward.For

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Reverse Words in a Given String in Python

In this article, we explore various ways to reverse the words in a string using Python. From simple built-in methods to advanced techniques like recursion and stacks. We are going to see various techniques to reverse a string.Using split() and join()Using split() and join() is the most common method

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How to Remove Letters From a String in Python

Removing letters or specific characters from a string in Python can be done in several ways. But Python strings are immutable, so removal operations cannot be performed in-place. Instead, they require creating a new string, which uses additional memory. Letâ€™s start with a simple method to remove a s

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Check if String Contains Substring in Python

This article will cover how to check if a Python string contains another string or a substring in Python. Given two strings, check whether a substring is in the given string. Input: Substring = "geeks" String="geeks for geeks"Output: yesInput: Substring = "geek" String="geeks for geeks"Output: yesEx

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Python - Words Frequency in String Shorthands

Word frequency in String Shirthands in Python typically refers to calculating how often words appear in a given string using various concise and efficient methods. Using collections.CounterUsing collections.Counter allows you to count the frequency of each character in a string. By leveraging this,

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Python - Ways to remove a key from dictionary

We are given a dictionary and our task is to remove a specific key from it. For example, if we have the dictionary d = {"a": 1, "b": 2, "c": 3}, then after removing the key "b", the output will be {'a': 1, 'c': 3}.Using pop()pop() method removes a specific key from the dictionary and returns its cor

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Merging or Concatenating two Dictionaries in Python

Combining two dictionaries is a common task when working with Python, especially when we need to consolidate data from multiple sources or update existing records. For example, we may have one dictionary containing user information and another with additional details and we'd like to merge them into

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Python - Convert key-values list to flat dictionary

We are given a list that contains tuples with the pairs of key and values we need to convert that list into a flat dictionary. For example a = [("name", "Ak"), ("age", 25), ("city", "NYC")] is a list we need to convert it to dictionary so that output should be a flat dictionary {'name': 'Ak', 'age':

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Python - Insertion at the beginning in OrderedDict

Given an ordered dict, write a program to insert items in the beginning of the ordered dict. Examples: Input: original_dict = {'a':1, 'b':2} item to be inserted ('c', 3) Output: {'c':3, 'a':1, 'b':2}Input: original_dict = {'akshat':1, 'manjeet':2} item to be inserted ('nikhil', 3) Output: {'nikhil':

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Python | Check order of character in string using OrderedDict( )

Given an input string and a pattern, check if characters in the input string follows the same order as determined by characters present in the pattern. Assume there wonâ€™t be any duplicate characters in the pattern. Examples: Input: string = "engineers rock"pattern = "er";Output: trueExplanation: All

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Python dictionary with keys having multiple inputs

Prerequisite: Python-Dictionary. How to create a dictionary where a key is formed using inputs? Let us consider an example where have an equation for three input variables, x, y, and z. We want to store values of equation for different input triplets. Example 1: Python3 # Python code to demonstrate

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Find the Size of a Tuple in Python

There are several ways to find the "size" of a tuple, depending on whether we are interested in the number of elements or the memory size it occupies. For Example: if we have a tuple like tup = (10, 20, 30, 40, 50), calling len(tup) will return 5, since there are five elements in the tuple.Using len

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Python - Maximum and Minimum K elements in Tuple

Sometimes, while dealing with tuples, we can have problem in which we need to extract only extreme K elements, i.e maximum and minimum K elements in Tuple. This problem can have applications across domains such as web development and Data Science. Let's discuss certain ways in which this problem can

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Create a List of Tuples with Numbers and Their Cubes - Python

We are given a list of numbers and our task is to create a list of tuples where each tuple contains a number and its cube. For example, if the input is [1, 2, 3], the output should be [(1, 1), (2, 8), (3, 27)].Using List ComprehensionList comprehension is one of the most efficient ways to achieve th

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Python - Adding Tuple to List and Vice - Versa

Adding a tuple to a list in Python can involve appending the entire tuple as a single element or merging its elements into the list. Conversely, adding a list to a tuple requires converting the list to a tuple and concatenating it with the existing tuple, as tuples are immutable. For example, adding

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Python - Closest Pair to Kth index element in Tuple

In the given problem, condition K specifies the maximum allowable difference between corresponding elements of tuples, i.e., it represents the proximity threshold for finding the nearest tuple. The goal is to find the tuple in the list whose elements have the smallest maximum difference compared to

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Python - Join Tuples if similar initial element

Sometimes, while working with Python tuples, we can have a problem in which we need to perform concatenation of records from the similarity of initial element. This problem can have applications in data domains such as Data Science. Let's discuss certain ways in which this task can be performed. Inp

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Linear Search - Python

Given an array, arr of n elements, and an element x, find whether element x is present in the array. Return the index of the first occurrence of x in the array, or -1 if it doesnâ€™t exist.Examples:Input: arr[] = [10, 50, 30, 70, 80, 20, 90, 40], x = 30Output : 2Explanation: For array [10, 50, 30, 70,

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Bubble Sort - Python

Bubble Sort is the simplest sorting algorithm that works by repeatedly swapping the adjacent elements if they are in the wrong order. Bubble Sort algorithm, sorts an array by repeatedly comparing adjacent elements and swapping them if they are in the wrong order. The algorithm iterates through the a

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Selection Sort - Python

Selection Sort is a comparison-based sorting algorithm. It sorts an array by repeatedly selecting the smallest (or largest) element from the unsorted portion and swapping it with the first unsorted element. This process continues until the entire array is sorted.First we find the smallest element an

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Insertion Sort - Python

Insertion sort is a simple sorting algorithm that works by iteratively inserting each element of an unsorted list into its correct position in a sorted portion of the list.Insertion SortThe insertionSort function takes an array arr as input. It first calculates the length of the array (n). If the le

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Python Program for Recursive Insertion Sort

Insertion sort is a simple sorting algorithm that works the way we sort playing cards in our hands. Python Program for Recursive Insertion Sort for Iterative algorithm for insertion sortAlgorithm // Sort an arr[] of size ninsertionSort(arr, n) Loop from i = 1 to n-1. a) Pick element arr[i] and inser

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Binary Search (Recursive and Iterative) - Python

Binary Search Algorithm is a searching algorithm used in a sorted array by repeatedly dividing the search interval in half. The idea of binary search is to use the information that the array is sorted and reduce the time complexity to O(log N). Below is the step-by-step algorithm for Binary Search:D

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Program to print the pattern 'G'

In this article, we will learn how to print the pattern G using stars and white-spaces. Given a number n, we will write a program to print the pattern G over n lines or rows.Examples: Input : 7 Output : *** * * * *** * * * * *** Input : 9 Output : ***** * * * * *** * * * * * * ***** In this program,

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Python | Print an Inverted Star Pattern

An inverted star pattern involves printing a series of lines, each consisting of stars (*) that are arranged in a decreasing order. Here we are going to print inverted star patterns of desired sizes in Python Examples: 1) Below is the inverted star pattern of size n=5 (Because there are 5 horizontal

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Python 3 | Program to print double sided stair-case pattern

Below mentioned is the Python 3 program to print the double-sided staircase pattern. Examples: Input: 10Output: * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Note: This code only works for even values of n. Example1 The given

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Print with your own font using Python !!

Programming's core function is printing text, but have you ever wished to give it a unique look by utilizing your own custom fonts? Python enables you to use imagination and overcome the standard fonts in your text outputs. In this article, we will do some cool Python tricks. For the user input, the

4 min read

Python Program for Reversal algorithm for array rotation

Python Program for Reversal Algorithm of Array Rotation

Python Program for Reversal algorithm for Array Rotation

Python Program for Reversal Algorithm Using collections.deque

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Python Program for Reversal algorithm for array rotation

Python Program for Reversal Algorithm of Array Rotation

Python Program for Reversal algorithm for Array Rotation

Python Program for Reversal Algorithm Using collections.deque

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