надо переделать - C++ - Ответ 3107780

#include <iostream>
#include <math.h>
#include <conio.h>
using namespace std;
class chetbIreh_ugolnik {
public:
    chetbIreh_ugolnik();
    ~chetbIreh_ugolnik();
    void dl_storon();
    double diagonal();
    double perimetr();
    double plosh();
    double Ax,Ay,Bx,By,Cx,Cy,Dx,Dy;
};
chetbIreh_ugolnik::chetbIreh_ugolnik(){
cout<<"Vvedite koordinatbI tocheki A  "<<endl;
cout<<"x=";
cin>>Ax;
cout<<"y=";
cin>>Ay;
cout<<"Vvedite koordinatbI tocheki B  "<<endl;
cout<<"x=";
cin>>Bx;
cout<<"y=";
cin>>By;
cout<<"Vvedite koordinatbI tocheki C  "<<endl;
cout<<"x=";
cin>>Cx;
cout<<"y=";
cin>>Cy;
cout<<"Vvedite koordinatbI tocheki D  "<<endl;
cout<<"x=";
cin>>Dx;
cout<<"y=";
cin>>Dy;
}
chetbIreh_ugolnik::~chetbIreh_ugolnik(){
    cout<<"Destructor runs"<<endl;}
void chetbIreh_ugolnik::dl_storon(){
    double dlAB,dlBC,dlCD,dlAD;
    dlAB=pow((Bx-Ax)*(Bx-Ax)+(By-Ay)*(By-Ay), 0.5);
    cout<<"Dlina storoni AB="<<dlAB<<endl;
    dlBC=pow((Cx-Bx)*(Cx-Bx)+(Cy-By)*(Cy-By), 0.5);
    cout<<"Dlina storoni BC="<<dlBC<<endl;
    dlCD=pow((Dx-Cx)*(Dx-Cx)+(Dy-Cy)*(Dy-Cy), 0.5);
    cout<<"Dlina storoni CD="<<dlCD<<endl;
    dlAD=pow((Dx-Ax)*(Dx-Ax)+(Dy-Ay)*(Dy-Ay), 0.5);
    cout<<"Dlina storoni AD="<<dlAD<<endl;
}
double chetbIreh_ugolnik::diagonal(){
    double dlAC,dlBD;
    dlAC=pow((Cx-Ax)*(Cx-Ax)+(Cy-Ay)*(Cy-Ay), 0.5);
    dlBD=pow((Dx-Bx)*(Dx-Bx)+(Dy-By)*(Dy-By), 0.5);
    if(dlAC<dlBD) return dlAC;
    else return dlBD;
}
double chetbIreh_ugolnik::perimetr(){
    double dlAB,dlBC,dlCD,dlAD,P;
    dlAB=pow((Bx-Ax)*(Bx-Ax)+(By-Ay)*(By-Ay), 0.5);
    dlBC=pow((Cx-Bx)*(Cx-Bx)+(Cy-By)*(Cy-By), 0.5);
    dlCD=pow((Dx-Cx)*(Dx-Cx)+(Dy-Cy)*(Dy-Cy), 0.5);
    dlAD=pow((Dx-Ax)*(Dx-Ax)+(Dy-Ay)*(Dy-Ay), 0.5);
P=dlAB+dlBC+dlCD+dlAD;
return P;
}
double chetbIreh_ugolnik::plosh(){
    double dlAB,dlAD,dlBC,dlCD,dlBD,p1,p2,s1,s2,S;
    dlAB=pow((Bx-Ax)*(Bx-Ax)+(By-Ay)*(By-Ay), 0.5);
    dlBC=pow((Cx-Bx)*(Cx-Bx)+(Cy-By)*(Cy-By), 0.5);
    dlCD=pow((Dx-Cx)*(Dx-Cx)+(Dy-Cy)*(Dy-Cy), 0.5);
    dlAD=pow((Dx-Ax)*(Dx-Ax)+(Dy-Ay)*(Dy-Ay), 0.5);
    dlBD=pow((Dx-Bx)*(Dx-Bx)+(Dy-By)*(Dy-By), 0.5);
    p1=(dlAB+dlAD+dlBD)/2;
    p2=(dlBC+dlCD+dlBD)/2;
    s1=pow(p1*(p1-dlAB)*(p1-dlAD)*(p1-dlBD),0.5);
    s2=pow(p2*(p2-dlBC)*(p2-dlCD)*(p2-dlBD),0.5);
    S=s1+s2;
    return S;
}
class trapeciya: public chetbIreh_ugolnik
{
public:
 bool fl;
 void proverka();
 double plosh();
 void vbIvod();
};
void trapeciya::proverka(){
double dlCD,dlAB,dlAD,k1,k2,c1,c2;
dlCD=pow((Dx-Cx)*(Dx-Cx)+(Dy-Cy)*(Dy-Cy), 0.5);
dlAD=pow((Dx-Ax)*(Dx-Ax)+(Dy-Ay)*(Dy-Ay), 0.5);
dlAB=pow((Bx-Ax)*(Bx-Ax)+(By-Ay)*(By-Ay), 0.5);
k1=(Bx-Ax)*(Dx-Ax)+(By-Ay)*(Dy-Ay);
k2=(Cx-Dx)*(Ax-Dx)+(Cy-Dy)*(Ay-Dy);
c1=cos(k1/(dlAB*dlAD));
c2=cos(k2/(dlCD*dlAD));
if((dlCD==dlAB)&&(fabs(c1-c2)<0.001))
fl=true;
else
fl=false;
}
double trapeciya::plosh(){
double dlBC,dlAB,dlAD,dlCD,k1,k2,c1,c2;;
    dlAB=pow((Bx-Ax)*(Bx-Ax)+(By-Ay)*(By-Ay), 0.5);
    dlBC=pow((Cx-Bx)*(Cx-Bx)+(Cy-By)*(Cy-By), 0.5);
    dlCD=pow((Dx-Cx)*(Dx-Cx)+(Dy-Cy)*(Dy-Cy), 0.5);
    dlAD=pow((Dx-Ax)*(Dx-Ax)+(Dy-Ay)*(Dy-Ay), 0.5);
    k1=(Bx-Ax)*(Dx-Ax)+(By-Ay)*(Dy-Ay);
    k2=(Cx-Dx)*(Ax-Dx)+(Cy-Dy)*(Ay-Dy);
    c1=cos(k1/(dlAB*dlAD));
    c2=cos(k2/(dlCD*dlAD));
if(fabs(c1-c2)<0.001)
return ((dlBC+dlAD)*dlAB*c1/2);
else
return 0;
}
void trapeciya::vbIvod(){
    if (fl==true){
    cout<<"Trapeciya ravnobokaya"<<endl;
    cout<<"Perimetr="<<perimetr()<<endl;
    cout<<"Diagonal=";
    diagonal();
    cout<<"Ploshad="<<plosh()<<endl;}
    else
    cout<<"Trapeciya ne ravnobokaya"<<endl;
}
int main(){
    int i,n,m,k=0,p;
    cout<<"Vvedite kolichestvo chetirexugolnikov i trpecii."<<endl;
    cout<<"n="; cin>>n; cout<<"m="; cin>>m;
    chetbIreh_ugolnik *a=new chetbIreh_ugolnik [n];
    trapeciya *b=new trapeciya [m];
    for (i=0; i<m; i++) {
        b[i].proverka();}
    double max=-10e37;
    for(i=0; i<n; i++){
        if(a[i].plosh()>max){max=a[i].plosh(); k=0;}
        if(a[i].plosh()==max) k++;
    }
    double min=10e37;
    for(i=0; i<m; i++){
        if (b[i].fl==true && b[i].diagonal()<min){min=b[i].diagonal(); p=i;}
    }
    cout<<"Maximalnaya ploshad chetbIrehugolnikov="<<max<<endl;
    cout<<"Takih chetbIrehugolnikov "<<k<<endl;
    if(min==10e37) cout<<"KoordinatbI trapecii vvedenbI ne pravilno"<<endl;
    else cout<<"Minimalnaya diagonal="<<min<<"  "<<p<<"-trapecii"<<endl;
    return 0;
}