Write a c++ code for a calculator with the following specifications: (a)there are four arithmetic operations (+-*/) to be performed (b)there are four control operations (e, u, d, s) to be managed such that: (i) User enters 'e' to exit or any other key to continue with another expression. (ii) User enters 'u' for up and 'd' for down to scroll through previous expressions the user has entered. (iii) User enters 's' if s/he wishes to redo a previous calculation; in that case, the previously entered operation is executed.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Write a c++ code for a calculator with the following specifications:

(a)there are four arithmetic operations (+-*/) to be performed

(b)there are four control operations (e, u, d, s) to be managed such that:

(i) User enters 'e' to exit or any other key to continue with another expression.

(ii) User enters 'u' for up and 'd' for down to scroll through previous expressions the user has entered.

(iii) User enters 's' if s/he wishes to redo a previous calculation; in that case, the previously entered operation is executed.

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