program length must be within 200-250 lines

Problem 1. Design a small scale c++ program that assists the owner of an e-wallet company. The program should accept and save new user signup inputs to use those credentials later. User should be able to login and have following functional features: E-wallet balance and transaction history Utility payments (movies, bills, shopping) Mobile recharge (RM 5 - RM 200) Instant fund transfer (up to RM 5000) The program should implement the following concepts: Loops and user input Functions (void and value-returned) Function overloading Strings 1D and 2D arrays Files and/or data structure