public class maj
{public static void main(String[]args)
				
{/* Variable declarations */

 boolean a, b,c,d;

 /* Initialize variables */
 
 System.out.println("Enter a boolean value: ");
 a=Console.readBoolean();
 System.out.println("Enter a boolean value: ");
 b=Console.readBoolean();
 System.out.println("Enter a boolean value: ");
 c=Console.readBoolean();
 System.out.println("Enter a boolean value: ");
 d=Console.readBoolean();

 /* Output results */
 
 System.out.print("The value of majority is : ");
 System.out.println(maj(a,b,c,d));
 }

public static boolean maj(boolean a, boolean b, boolean c, boolean d)
 {return(or5(and4(gates.not(a),b,c,d),
             and4(a,b,c,gates.not(d)),
             and4(a,b,gates.not(c),d),
             and4(a,gates.not(b),c,d),
             and4(a,b,c,d)));}

public static boolean and4(boolean a, boolean b, boolean c, boolean d)
 {return(gates.and(gates.and(a,b), gates.and(c,d)));}

public static boolean or5(boolean a, boolean b, boolean c, boolean d, boolean e)
 {return(gates.or(or3(a,b,c),gates.or(d,e)));}

public static boolean or3(boolean a, boolean b, boolean c)
 {return(gates.or(a, gates.or(b,c)));}

}