CPP
cpp
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#include <iostream>
using namespace std;
#include Circle.h;
class Circle
{
private:
double pi;
double radius;
public:
Circle() {
pi = 3.14159;
radius = 0.0;
}
Circle(double radius) {
pi = 3.14159;
this->radius = radius;
}
void setRadius(double radius) {
this->radius = radius;
}
double getRadius() {
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