AND ,OR gate in c++

          #include <iostream>
          #include <conio>


            void And();
            void oR();

            void main()

            {
             char y;
             while(1)

             {
              cout<<"\tPress A for And gate operation\n\tPress R for OR gate\n";
              cin>>y;
              if(y=='A')


               { And();   }
               else
               if(y=='R')

               {
                oR();
               }



             }

             getch();
            }


            /**********************************************/

              void And()

              {
              int a,b;
               cout<<"Enter first binary formated input\t";
               cin>>a;
               cout<<"Enter 2nd binary formated input  \t";
               cin>>b;

               if(a==0&&b==0||a==0&&b==1||a==1&&b==0)
   {cout<<"         -------\n";

   cout<<a<<"------|        \""<<"------0"<<endl;

   cout<<b<<"------|   AND  /\n";
   cout<<"          ------\n";    }
                else
                if(a==1&&b==1)
                {
   cout<<"         -------\n";

   cout<<a<<"------|        \""<<"------1"<<endl;

   cout<<b<<"------|   AND  /\n";
   cout<<"          ------\n";    }
              




              }


             /*******************************************/




              void oR()

              {  int a,b;
               cout<<"Enter first binary formated input\t";
               cin>>a;
               cout<<"Enter 2nd binary formated input  \t";
               cin>>b;
               if(a==1||b==1&&a==0||b==1&&a==1||b==1)
{  cout<<"         -------\n";
   cout<<"         -------\n";

   cout<<a<<"------|        \""<<"------1"<<endl;

   cout<<b<<"------|   AND  /\n";
   cout<<"          ------\n";
  cout<<"         -------\n";  }
               else
               if(a==0&&b==0)
{ cout<<"         -------\n";
   cout<<"         -------\n";

   cout<<a<<"------|        \""<<"------0"<<endl;

   cout<<b<<"------|   OR  /\n";
   cout<<"          ------/\n";
  cout<<"       -------/\n";

               }

              }