please right professional comments using //command by the end of each line in this c++ code #include 8;){cout << "Please enter a character grade (A, B, C, D, or F): ";cin>>> grade;switch (grade){case 'A':cout << "Great work. << endl;break;case 'B":cout << "Good work. "<

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Engineering

Computer Science

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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

Problem 1PE

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Concept explainers

Concept of flowchart

A flow chart diagram is a collection of symbols that represents the steps involved in a process. It is a generic tool that can be adapted for various purposes. It is one of the most common process analysis tools. It is used for the graphical analysis of an algorithm. It helps to represent the flow of the process from the input to output. A flowchart that represents the workflow of activities is known as an activity diagram.There are so many ways that can help people to understand computer technologies and their applications. One of them is a flowchart diagram.

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please right professional comments using //command by the end of each line in this c++ code

#include <iostream
using namespace std;
int main()
{
char grade;
int counter;
int marks;
for(counter-5; counter > 8;)
{
cout << "Please enter a character grade (A, B, C, D, or F): ";
cin>>> grade;
switch (grade)
{
case 'A':
cout << "Great work. << endl;
break;
case 'B":
cout << "Good work. "<<endl;
break;
case 'C'
cout << "Passing work. << endl;
break;
case 'D':
case 'F':
cout << "Unsatisfictory work." << endl;
cout << "See your instructor." << endl;
break;
default:
cout << grade is not a legal grade." << endl;
break;
}//end of switch statement
}//end of for Loop
return 0;

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