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/* File : example.c */
#include <iostream>
#include "example.h"
#define M_PI 3.14159
/* A global variable */
namespace nspace
{
double Foo = 3.0;
/* Compute the greatest common divisor of positive integers */
int gcd(int x, int y) {
int g;
g = y;
while (x > 0) {
g = x;
x = y % x;
y = g;
}
return g;
}
Circle::Circle(): radius(1.0) {}
Circle::Circle(double r): radius(r) {
std::cout << "created Circle with r=" << radius << std::endl;
}
double Circle::area() {
std::cout << "Circle::area called, r=" << radius << std::endl;
return M_PI*radius*radius;
}
}
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