class Demo_01
{
public static void main(String[] args)
{
System.out.println("5+5="+5+5);
}
}

class Demo_02
{
public static void main(String[] args)
{
int a=3,b;
b=a++;
System.out.println("a="+a+",b="+b);
}
}

class Demo_03
{
public static void main(String[] args)
{
short s=3;
s=s+4;
System.out.println("s="+s);
}
}

class Demo_03
{
public static void main(String[] args)
{
short s=3;
s+=4;
System.out.println("s="+s);
}
}

class Demo_04
{
public static void main(String[] args)
{
System.out.println(6&3);
}
}

class Demo_04
{
public static void main(String[] args)
{
System.out.println(6|3);
}
}

class Demo_04
{
public static void main(String[] args)
{
System.out.println(6^3);
}
}

class Demo_04
{
public static void main(String[] args)
{
System.out.println(3<<2);
}
}

class Demo_04
{
public static void main(String[] args)
{
System.out.println(3>>1);
}
}

class Demo_05
{
public static void main(String[] args)
{
int x=0,y;
y=x>1?100:200;
System.out.println("y="+y);
}
}

9.25作業