/C++/Area of a Circle in C++ Programming

Area of a Circle in C++ Programming

#include <iostream>
#include <iomanip>
using namespace std;

int main(){
    double R,A;
    cin >> R;
    A = 3.14159 * R * R;
    cout << "A=" << fixed << setprecision(4) << A << endl;
    return 0;
}

Source: devsenv.com

Similar codes

0 vote281 views1 answer
Cpp loop through object
C++
0 vote293 views1 answer
How to downgrade numpy
C++
0 vote259 views1 answer
>> c++
C++
0 vote265 views3 answers
C++ loop maker
C++
13 votes269 views6 answers
Cin in c++
C++
3 votes270 views1 answer
How to find the suarray with maximum sum using divide and conquer
C++
2 votes266 views1 answer
What is -> in c++
C++
0 vote245 views1 answer
Deifine an object in C++
C++
5 votes225 views2 answers
Variables in c++
C++
25 votes257 views5 answers
Sort vector in descending order c++
C++