Question

How to calculate perimeter and area of a rectangle in C++

Answer 1

#include <iostream>
 
int main()
{
    int w = 18, h = 10;
 
    std::cout << "perimeter = " << (w + h) * 2 << "\n";
    std::cout << "area = " << w * h << "\n";
}

 
 
/*
run: 
 
perimeter = 56
area = 180
 
*/

 

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