Java source code writing - a recursive algorithm. Please use non-recursive and recursive ways to compute the nth Harmonic number, defined as H. Turn in your java source code file with three methods, including one main() method.
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- In Java using recursion, create a program with a GUI that will allow a user to enter five numbers. The program will provide the product of all five numbers using recursive methods.Using JAVA Recursive Power Method Write a method called powCalthat uses recursion to raise a number to a power. The method should accept two arguments: The first argument is the exponentand the second argument is the number to be raised(example”powCal(10,2)means2^10). Assume that the exponent is anonnegative integer. Demonstrate the method in a program called Recursive (This means that you need to write a program that has at least two methods: mainand powCal. The powCal method is where you implement the requirements above and the main method is where you make a method call to demonstrate how your powCalmethod work).In Java - Implementing Recursion to Provide a Product Using recursion, create a program that will allow a user to enter five numbers. The program will provide the product of all five numbers using recursive methods.
- Searching and Sorting Sort a DOUBLY linked sequential list using insertion sort algorithm. Implement binary search algorithm RECURSIVELY.Instructions Complete the following methods on Searching and Sorting. You may use any language must be Java or Python to complete the tasks. If you are using JAVA, you must include the Tester class containing the main method which should test your other methods. If you are using PYTHON, make sure your code has the methods invoked through test statements. Usage of built in methods/libraries are NOT ALLOWEDCoding – Upload all java files to the LMS. The Fibonacci Sequence, Part 1. One of the most famous number sequences in mathematics, the Fibonacci sequence, has a recursive definition. Write a recursive method to calculate the nth Fibonacci number. In your main method, ask for n, and call your method to calculate it. Your method signature must be public static int fib(int n). The formula for the Fibonacci sequence is: fib(n) = fib(n – 1) + fib(n – 2). The Fibonacci Sequence, Part 2. In a new class, modify your main method code from part 1 to create an array of the first n Fibonacci numbers. You will need a loop for this, but do not change the recursive method! Your main method should ask for the value of n, and calculate all values from fib(1) to fib(n). Note: fib(1) = 1 and fib(2) = 1, but you’re using array indexes! Recursive Printing. Create a recursive method, printUp(int n) to print the following pattern for any n>0 rows: (this shows n=5) * ** ** * *** * **** * Also create a…Problem 1: Create a Java class RecursiveMethods.java and create the following methods inside: ALL THE METHODS NEED TO BE COMPLETED RECURSIVLY. NO LOOPS ALLOWED. oddEvenMatch Rec: the method takes an integer array as a parameter and returns a boolean. The method returns true if every odd index contains an odd integer AND every even index contains an even integer(0 is even). Otherwise it returns false. sumNRec: The method takes an integer array A and returns the sum of all integers in the parameter array. nDownToOne: Takes an integer n and prints out the numbers from n down to 1, each number on its own line. inputAndPrintReverse: Inputs integers from the user until the user enters 0, then prints the integers in reverse order. For this method, you may NOT use an array or any type of array structure, in other words, you may not use any structure to store the user input. After completing the methods, use the main method to test them. You can hard code the tests.
- java Write a recursive method largestDigitthat accepts an integer parameter and returns the largest digit value that appears in that integer. Your method should work for both positive and negative numbers. If a number contains only a single digit, that digit's value is by definition the largest. The following table shows several example calls: Call Value Returned largestDigit(14263203) 6 largestDigit(845) 8 largestDigit(52649) 9 largestDigit(3) 3 largestDigit(0) 0 largestDigit(-573026) 7 largestDigit(-2) 2 Obey the following restrictions in your solution: You may not use a String, Scanner, array, or any data structure (list, stack, map, etc.). Your method must be recursive and not use any loops (for, while, etc.). Your solution should run in no worse than O(N) time, where N is the number of digits in the number.JAVA Question 2: For two integers m and n, their GCD (Greatest Common Divisor) can be computed by a recursive method. Write a recursive method gcd(m,n) to find their Greatest Common Divisor. Method body: If m is 0, the method returns n. If n is 0, the method returns m. If neither is 0, the method can recursively calculate the Greatest Common Divisor with two smaller parameters: One is n, the second one is m mod n (or m % n). The recursive method cannot have loops. Note: although there are other approaches to calculate Greatest Common Divisor, please follow the instructions in this question, otherwise you will not get the credit. main method: Prompt and read in two numbers to find the greatest common divisor. Call the gcd method with the two numbers as its argument. Print the result to the monitor. Example program run: Enter m: 12 Enter n: 28 GCD(12,28) = 4 And here is what I have so far, package CSCI1302;import java.util.*;public class RecursionDemo { public static void…Please help me create a sierpenski triangle using recursion. Please comment the code explaining each line of code. The program must be completed in java if you can please also create a t squared fractal using java and recursion (you don't have to comment the code)
- please code in python Forbidden concepts: recursion, custom classes Create a program that asks for a person’s name and sex (male, female, or other). Use a killswitch to see when the user is done entering everyone. Once completed, the program must print out all the male names, then female names, and then the others.Searching and Sorting Sort a singly linked sequential list using selection sort algorithm. Sort a DOUBLY linked sequential list using insertion sort algorithm. Implement binary search algorithm RECURSIVELY.Instructions Complete the following methods on Searching and Sorting. You may use any language must be Java or Python to complete the tasks. If you are using JAVA, you must include the Tester class containing the main method which should test your other methods. If you are using PYTHON, make sure your code has the methods invoked through test statements. Usage of built in methods/libraries are NOT ALLOWEDJava: Write a recursive method that finds and returns the sum of the elements of an int array. Also, write a program to test your method.