I have attached seller,profile,return file.

I have Attached the files in zip format.

I have attached Calculator program. NOTE:so far,i am praticing all program through Intellij IDEA softwate.so i unable to attached calculator prgram.so i have attached calculator program NotePed instead of file program.

package com.company; import java.util.Scanner; public class Main { public static void main(String[] args) { System.out.println("Welcome to the ecommerce store!"); System.out.println("Which user are you? 1. Customer 2. Seller 3. Admin"); Scanner sc = new Scanner(System.in); int choice = sc.nextInt(); String typeOfUser;…

import java.util.Scanner; class Customer{ String name,address; int age; }   class Account{ String accType,branchType; }   class RBI{ // Base class int withLimit,n; double A,P,r; float t; long avg,tot,mb;   int setWithdrawalLimit() { Scanner inp = new Scanner(System.in); String actype=inp.nextLine(); String…

EQUILIBRIUM POINT Given an array A of N positive numbers. The task is to find the position where equilibrium first occurs in the array. Equilibrium position in an array is a position such that the sum of elements before it is equal to the sum of elements after it. Complete the function whose argument is the array A and…

EQUILIBRIUM POINT Given an array A of N positive numbers. The task is to find the position where equilibrium first occurs in the array. Equilibrium position in an array is a position such that the sum of elements before it is equal to the sum of elements after it. Complete the function whose argument is the array A and…

1. SUBARRAY WITH GIVEN SUM Given an unsorted array A of size N of non-negative integers, find a continuous sub-array which adds to a given number S. Implement a method subArraySum(a[], s), where A is array of size n and s is the sum. And return the starting and ending positions (0 indexing) of FIRST such occurring subarray…

TASk 1: CREATE TABLE customers ( customer_id INT PRIMARY KEY, first_name VARCHAR(50), last_name VARCHAR(50), email VARCHAR(100), phone_number VARCHAR(20), address VARCHAR(200)); CREATE TABLE orders ( order_id INT PRIMARY KEY, customer_id INT, order_date DATETIME, total_amount DECIMAL(10,2), FOREIGN KEY (customer_id) REFERENCES…

1. Design your ecommerce database in MongoDB with the specifications provided Below : Every Customer would register on the ecommerce website with all their personal information Each Customer has a type of being normal or premium member The customer should be able to view products and add them to cart Products can belong…