Conversion from ASCII to Character and vice versa

//Conversion from ASCII to Character and vice versa

public class ascii
{
    public static void main (String args[])
    {
        int y;
        char ch1=75;
        System.out.println("The character with ASCII 75 is "+ch1);
        char ch2='x';
        y=ch2;
        System.out.println("The ASCII code of "+ ch2 +" is "+ y);
    }
}