program c++ relasi

#include <conio.h>
#include <iostream.h>


main()
{
    int a=20,b=20,sama1,tidaksama1,besar1,samabesar1,kecil1,samakecil1;
    float x=30,y=25.30,sama2,tidaksama2,besar2,samabesar2,kecil2,samakecil2;
    system("cls");//clrscr();
    cout<<"\n*******************";
    cout<<"\n* OPERATOR RELASI *";
    cout<<"\n*******************";
    cout<<"\n\n";
    cout<<"\n a= "<<a<<", b= "<<b;
    cout<<"\n x= "<<x<<", y= "<<y;
    cout<<"\n";
   
    cout<<"\n persamaan";
    cout<<"\n===========";
    sama1=(a==b);
    sama2=(x==y);
    cout<<"\n a=b= "<<sama1;
    cout<<"\n x=y= "<<sama2;
   
    cout<<"\n pertidaksamaan";
    cout<<"\n================";
    tidaksama1=(a!=b);
    tidaksama2=(x!=y);
    cout<<"\n a != b = "<<tidaksama1;
    cout<<"\n x != y = "<<tidaksama2;
   
    cout<<"\n lebih besar dari";
    cout<<"\n==================";
    besar1=(a>b);
    besar2=(x>y);
    cout<<"\n a>b= "<<besar1;
    cout<<"\n x>y= "<<besar2;
   
    cout<<"\n lebih besar atau sama dengan";
    cout<<"\n==============================";
    samabesar1=(a>=b);
    samabesar2=(x>=y);
    cout<<"\n a>=b= "<<samabesar1;
    cout<<"\n x>=y= "<<samabesar2;
   
    cout<<"\n lebih kecil dari";
    cout<<"\n==================";
    kecil1=(a<b);
    kecil2=(x<y);
    cout<<"\n a<b= "<<kecil1;
    cout<<"\n x<y= "<<kecil2;
   
    cout<<"\n lebih kecil atau sama dengan";
    cout<<"\n==============================";
    samakecil1=(a<=b);
    samakecil2=(x<=y);
    cout<<"\n a<=b= "<<samakecil1;
    cout<<"\n x<=y= "<<samakecil2;
    getch();
}