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Write a annotation line by line (in paragraph) for the given code.

Write a annotation line by line (in paragraph) for the given code.

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Write a annotation line by line (in paragraph) for the given code.

#include <iostream> #include <iomanip> using namespace std; int main() { cout « "\n\n"; int choice; float area; cout « "<<<« Geometry Calculator >>>>>\n" < endl; cout <« "1. Calculate the Area of Circle" <« endl; cout « "2. Calculate the Area of Rectangle" << endl; cout « "3. Calculate the Area of Triangle" <« endl; cout << "4. quit" << endl; cout <« "\nEnter your choice (1-4) : "; cin >> choice; switch (choice) { case 1: float radius; while(1==1) { cout<<"\nEnter the Radius of circle: "; cin >> radius; if (radius > { break; } 0) else { cout<< "Radius can not be negative. Try again!!\n"; } } area = 3.14159*(radius*radius); cout<<"\nArea of circle is : " « area <<endl; break; case 2: float l , w; while (1 { cout « "\nEnter the length of rectangle: "; cin >> l; cout « "Enter the width of rectangle: "; cin >> W; 1) == if (l > 0 && w > 0) { break; } else { cout « "values can not be negative. Try again!!\n"; } } area = I * W; cout « "\nArea of rectangle is : break; <« area << endl; case 3: float b, h; while (1 { cout « "\nEnter the base of triangle: "; cin >> b; cout « "Enter the height of triangle: "; cin >> h; if (b > 0 && h > 0) { break; } else 1) { cout « "values can not be negative. Try again!!\n"; } } area = b * h; cout « "\nArea of triangle is : break; << area << endl; case 4: exit(0); default: cout<<"\nInvalid Choice!!"; break; } cout <« "\n\n"; }
Transcribed Image Text:#include <iostream> #include <iomanip> using namespace std; int main() { cout « "\n\n"; int choice; float area; cout « "<<<« Geometry Calculator >>>>>\n" < endl; cout <« "1. Calculate the Area of Circle" <« endl; cout « "2. Calculate the Area of Rectangle" << endl; cout « "3. Calculate the Area of Triangle" <« endl; cout << "4. quit" << endl; cout <« "\nEnter your choice (1-4) : "; cin >> choice; switch (choice) { case 1: float radius; while(1==1) { cout<<"\nEnter the Radius of circle: "; cin >> radius; if (radius > { break; } 0) else { cout<< "Radius can not be negative. Try again!!\n"; } } area = 3.14159*(radius*radius); cout<<"\nArea of circle is : " « area <<endl; break; case 2: float l , w; while (1 { cout « "\nEnter the length of rectangle: "; cin >> l; cout « "Enter the width of rectangle: "; cin >> W; 1) == if (l > 0 && w > 0) { break; } else { cout « "values can not be negative. Try again!!\n"; } } area = I * W; cout « "\nArea of rectangle is : break; <« area << endl; case 3: float b, h; while (1 { cout « "\nEnter the base of triangle: "; cin >> b; cout « "Enter the height of triangle: "; cin >> h; if (b > 0 && h > 0) { break; } else 1) { cout « "values can not be negative. Try again!!\n"; } } area = b * h; cout « "\nArea of triangle is : break; << area << endl; case 4: exit(0); default: cout<<"\nInvalid Choice!!"; break; } cout <« "\n\n"; }
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