Question

Answer 1

Note: Write the code and Save as expression.h

tostream»hi namespoce Std o elassExpression num 1, 0 ubic s ssion) - vold promptUserC) Pre umil) Um 1o

And for question 2 there is no description sent by you .So by my assumption of the description ,i am answering your question.

dt includeくto stream-n > tnclude Canio, n> nclude-"express ton' h , . 杜 int main(2 fnt Shin:ーExpression:; numtTo string cfnt num) $ return Str Expresslon3! returr pumi fnt Expresston getNum return num2 int Expression:-akulae0$ return numi -tnum2

hina Expression opToStingc)* shing stre to-shing Capi Shing stre-to-StrinąLepi coturn St