求解invalidsuffix"p1"onfloatingconstant|

更新时间2020-10-26 09:24:00

#include <iostream>
#include <cmath>
using namespace std;
class Point{
public:
    Point(int xx=0,int yy=0){
        x=xx;
        y=yy;
    }
    Point(Point &p);
    int getx(){return x;}
    int gety(){return y;}
private:
    int x,y;
};
Point::Point(Point &p){
    x=p.x;
    y=p.y;
    cout << "Calling the copy constructor of Point"<< endl;
}
class Line{
public:
    Line(Point xp1,Point xp2);
    Line(Line &1);
    double getLen(){return len;}
private:
    Point p1,p2;
    double len;
 
};
Line::Line(Point xp1,Point xp2):p1(xp1),p2(xp2){
    cout <<"Calling constructor of Line" <<endl;
    double x = static_cast<double>(p1.getx()-p2.getx());
    double y = static_cast<double>(p1.gety()-p2.gety());
    len = sqrt(x*x+y*y);
}
Line::Line(Line &1):p1(1.p1),p2(1.p2){
    cout <<"Calling the copy constructor of Line" <<endl;
    len=1.len;
}
int main()
{
    Point myp1(1,1),myp2(4,5);
    Line line(myp1,myp2);
    Line line2(line);
    cout <<"The lenght of the line is"<<ends;
    cout <<line.getLen()<<endl;
    cout <<"The lenght of the line2 is"<<ends;
    cout <<line2.getLen()<<ends;
    return 0;
}