#include <iostream>
#include <graphics.h>

using namespace std;

const int n=8;
void MinMax(int n,double arr[],double &min, double &max)
{
    min=arr[0];
    max=arr[0];

    for(int i=0; i<n; i++)
    {
        if(arr[i]<min) min=arr[i];
        if(arr[i]>max) max=arr[i];
    }
    cout<<"Min: "<<min<<endl;
    cout<<"Max: "<<max<<endl;
}
void Points(int n,double arr[],double arr1[],int x0, int y0, double xmin, double ymin,double sx, double sy,int sp, int sl)
{
    double Xp, Yp;
    for(int i=0; i<n; i++)
    {
        Xp=x0+(arr[i]-xmin)/sx;
        Yp=y0-(arr1[i]-ymin)/sy;
    switch(sp)
    {
        case 0: putpixel(Xp,Yp,6);
        case 1: circle(Xp,Yp,5);
        case 2: line(Xp-2,Yp,Xp+2,Yp);
                line(Xp,Yp-2,Xp,Yp+2);
        case 3: line(Xp-2,Yp-2,Xp+2,Yp+2);
                line(Xp-2,Yp+2,Xp+2,Yp-2);
    }
        if(sl==1)
        {
            if(i==0)
            moveto(Xp,Yp);
            else lineto(Xp,Yp);
        }
    }
}
void Axis(int dir,int x0, int y0, int P, int D, double min, double S)
{
    char t[20];

    if(dir==0) // по x
    {
        settextjustify(1,2);
        line(x0,y0,x0+P,y0);
        int I = P/D-1;
        for(int i=0; i < I; i++)
        {
            line(x0+i*D,y0,x0+i*D,y0+5);

            gcvt(min+i*D*S,6.2, t);
            outtextxy(x0+i*D,y0+10, t);
        }
    }
    else if(dir==1)
    {
        settextjustify(2,1);
        line(x0,y0,x0,y0-P);
        int I = P/D-1;
        for(int i=0; i < I; i++)
        {
            line(x0,y0-i*D,x0-5,y0-i*D);

            gcvt(min+i*D*S,6.2, t);
            outtextxy(x0-10,y0-i*D,t);
        }
    }
}

int main()
{
   initwindow(800,800);
   int x0=100; int y0=600;
   int Px=600; int Py=550;
   int Dx=40; int Dy=40;
   double VhodX[8]={0.2,1.3,2.4,5.6,4.4,7.8,6.7,11.6};
   double VhodY[8]={10.3,9.8,4.5,6.7,3.3,2.2,8.9,13.6};
   double xmin,xmax,ymin,ymax;
   cout<<"Point x: "<<endl;
   MinMax(n,VhodX,xmin,xmax);
   cout<<"Point y: "<<endl;
   MinMax(n,VhodY,ymin,ymax);

   double Sx=(xmax-xmin)/Px;
   double Sy=(ymax-ymin)/Py;
   cout<<"Sx= "<<Sx<<endl;
   cout<<"Sy= "<<Sy<<endl;
    setcolor(9);
   Points(n,VhodX,VhodY,x0,y0,xmin,ymin,Sx,Sy,3,1);
    Axis(0,x0,y0,Px,Dx,xmin,Sx);
    Axis(1,x0,y0,Py,Dy,ymin,Sy);
   getch();
   return 0;
}