Program for generating perfect numbers

program for perfect numbers, i need to know how to write this program

13307 multipling using Rand

Use Rand to produce 2 positive one digit integers.

Write a stringlast function in C++ to find the last n characters in a string.

The C++ libraries on strings have several functions that can be used to handle various string operations. Write a function called stringlast that can be used to find the last n characters in a string and return a pointer to this new string. Write a main program that calls the function with the pointer to the string and the number of characters from the end (not including the end of string character). Print the output in the main program

Flowchart for pseudo-code

A program which processes a client file (the master file) and a service file (the transaction file) by updating the clientTotal field in the client file according to the serviceTotal field in the service file. Create a flowchart of the program pseudo-code start perform initialTasks( ) while endOfFiles = false perform mainModule( ) endwhile perform terminate( ) stop initialTasks( ) declare variables clientRecord num clientID char clientName char clientAddress char clientPhone num clientTotal serviceRecord num serviceID char serviceDate char serviceType num serviceTotal boolean endOfFiles = false open files sort servic... click for more

Economic Feasibility Analysis

1. Develop an economic feasibility analysis, using payback analysis, ROI, and present value (assume a discount rate of 10 percent). (See attached file for full problem description)