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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. class point{
  4. private:
  5.       double x,y;
  6.  
  7. public:
  8.       void set_point(double x1,double y1){
  9.       x=x1;
  10.       y=y1;
  11.       }
  12.       double get_x(){
  13.       return x;
  14.       }
  15.       double get_y(){
  16.       return y;
  17.       }
  18. };
  19.  
  20. class line{
  21. private:
  22.       point start,ends;
  23. public:
  24.       void set_ends(point a,point b){
  25.       start=a;
  26.       ends=b;
  27.       }
  28.       double length(){
  29.       double dx,dy;
  30.       dx=start.get_x()-ends.get_x();
  31.       dy=start.get_y()-ends.get_y();
  32.       return sqrt(dx*dx+dy*dy);
  33.       }
  34.       point midpoint(){
  35.       double mid_x,mid_y;
  36.       mid_x=(start.get_x()+ends.get_x())/2;
  37.       mid_y=(start.get_y()+ends.get_y())/2;
  38.       point mid;
  39.       mid.set_point(mid_x,mid_y);
  40.       return mid;
  41.       }
  42.  
  43. };
  44. int main(){
  45. point A,B,C;
  46. line line_and_mid;
  47. cout<<"Enter first two point :";
  48. double x1,y1;
  49. cin>>x1>>y1;
  50. A.set_point(x1,y1);
  51. cout<<"Enter second two point :";
  52.  
  53. cin>>x1>>y1;
  54. B.set_point(x1,y1);
  55.  
  56. cout<<endl;
  57. line_and_mid.set_ends(A,B);
  58. cout<<"Length of the line :"<<fixed<<setprecision(2)<<line_and_mid.length()<<endl;
  59. C=line_and_mid.midpoint();
  60. cout<<"Midpoints are :"<<"("<<C.get_x()<<","<<C.get_y()<<")"<<endl;
  61. return 0;
  62. }
  63.  
  64.  
  65.  
  66.  
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin
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Standard input is empty
stdout
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Enter first two point :Enter second two point :
Length of the line :0.00
Midpoints are :(0.00,0.00)
https://ideone.com/IJuXJD
point_and_line(part-2)------vvvvvvvvvi
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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