#include #include #include double area (double r); // this starts the definition for the area function using namespace std; int main() { double r1, r2, carea1, carea2; // vartable definitions cout<«" Please input the radius of a circle (can be decimal): cin>> r1; carea1=area(r1); // this is the first function call cout<« " The area of the first circle is: " « carea1 <> r2; carea2= area(r2); // this is the second function call Cout<<" The area of the second circle is: " << carea2 <« endl; return 0;
#include #include #include double area (double r); // this starts the definition for the area function using namespace std; int main() { double r1, r2, carea1, carea2; // vartable definitions cout<«" Please input the radius of a circle (can be decimal): cin>> r1; carea1=area(r1); // this is the first function call cout<« " The area of the first circle is: " « carea1 <> r2; carea2= area(r2); // this is the second function call Cout<<" The area of the second circle is: " << carea2 <« endl; return 0;
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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Question
What is wrong with the following code? the end goal is to run the program and to be able to find the area of two circles. However, when running the program I encounter an error. The language being used is C++
Transcribed Image Text:1- /****
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Online C++ Compiler.
Code, Compile, Run and Debug C++ program online.
Write your code in this editor and press "Run" button to compile and execute it.
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オ
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#include <iostream>
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#include <cmath>
#include <cstdlib>
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12 double area (double r); // this starts the definition for the area function
using namespace std;
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int main()
16 - {
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double r1, r2, carea1, carea2; // variable definitions
cout<<" Please input the radius of a circle (can be decimal):
cin>> r1;
carea1-area(r1); // this is the first function call
cout<<
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The area of the first circle is: " « carea1 <<endl;
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cout<<" Please input the radius of a second circle (can be decimal): ";
cin>> r2;
carea2= area(r2); // this is the second function call
Cout<<" The area of the second circle is: " « carea2 <« endl;
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гeturn 0;
29 }
30 - double area (double r) {
if (r>=0)
return(3.14159)*(pow(r,2));
else
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return (3.14159)*(pow(abs(r,2));
35 }|
mmmm mm
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