使用函数重载的方法定义两个重名函数,分别求出Int型数的两个点间距离和浮点型数的两点间距离

int dist(int x1, int y1, int x2, int y2){ int x = x1 - x2;int y = y1 - y2;return (int)sqrt(x*x + y*y);}double dist(double x1, double y1, double x2, double y2){ double x = x1 - x2;double y = y1 -y2;return sqrt(x*x + y*y);} 收起