What is the output of this program?

class mainclass
 {
  

What is the output of this program?

class mainclass
 {
         public static void main(String args[])
          {
             char a = 'A';
             a++;
 	    System.out.print((int)a);
         }
      }

2) What is the output of this program?

class Modulus
      {
         public static void main(String args[])
          {
                  double a = 25.64;
              int  b = 25;
              a = a % 10;
              b = b % 10;
              System.out.println(a + " "  + b);
         }
      }

3) What is the output of this program?

class increment
      {
         public static void main(String args[])
         {
             double var1 = 1 + 5;
              double var2 = var1 / 4;
             int var3 = 1 + 5;
             int var4 = var3 / 4;
             System.out.print(var2 + " " + var4);
           }
      }

4) What will be the output of these statement?

class output
 {
         public static void main(String args[])
          {
             double a, b,c;
             a = 3.0/0;
             b = 0/4.0;
             c=0/0.0;
   	    System.out.println(a);
             System.out.println(b);
             System.out.println(c);
         }
      }

5) What will be the output?

public class Test
  {
       public static void main(String args[])
 {
      int a = 42;
       double b = 42.25;
      System.out.print((a%10)+" "+(b%10));
       }
 }