Exercise No. 19

 import javax.swing.JOptionPane;
import java.text.DecimalFormat;

public class Exercise19{
  
    public static void main(String[]args)
    {
        double h=0;
        double v=0;
        double c=0;
        double t;
     
     
        int boss=Integer.parseInt(JOptionPane.showInputDialog(null,"Enter the Volume of cylinder"));
        int boss1=Integer.parseInt(JOptionPane.showInputDialog(null,"Enter the Radius of cylinder"));
     
        double j = Math.pow(boss1, 2);
  
        h=boss/3.16*j;
       
        c=2*3.16 * j*(j+h);
       
        DecimalFormat fomat = new DecimalFormat("###.##");
       
        JOptionPane.showMessageDialog(null,"Height :  " + fomat.format(h) + "\nCost :  " + c);
     
     
  
     
     
     
     
    }

}

Exercise no. 18

import javax.swing.JOptionPane;


public class Exercise18 {
  
    public static void main(String []args)
    {
     
        int score=0;
        int score1=0;
     
  
        for(int x=1;x<=9;x++)
           
        {
            score=Integer.parseInt(JOptionPane.showInputDialog(null, "Team  A " + "\n" + "Enter Runs Score " + " inning [" + x + "]"));
            score=score+score;
        }
     
        for(int y=1;y<=9;y++)
           
        {
            score1=Integer.parseInt(JOptionPane.showInputDialog(null, "Team  B " + "\n" +" Enter Runs Score "+ " inning [" + y + "]"));
            score1=score1+score1;
        }
     
        JOptionPane.showMessageDialog(null, "Total Score of Team  A : " + score + "\n" + "Total Score of Team  B :" + score1);
     
    }
  

}

Exercise17

   import javax.swing.JOptionPane;


public class Exercise17 {
  
    public static void main(String[]args)
    {
      
        String [] month = new String []{"Januray","February","March","April","May"
                ,"June","July","August","September","October","November","December"};
      
      
      
        for(String year : month)
        {
            JOptionPane.showMessageDialog(null,"Month of " + year );
        }      
    }
}

Exercise no. 14

import javax.swing.JOptionPane;
public class Exercise14 {
  
    public static void main(String [] args)
    {
  
    String squares;
  
    squares=JOptionPane.showInputDialog(null,"Enter the number");
  
    int s=Integer.parseInt(squares);
  
    int a=0,x=0;
    for ( ;x<=s;x++)
    {  
        Math.pow(x,2);
      
    }
    JOptionPane.showMessageDialog(null,"The sum of Square  is : " + Math.pow(x,2));
}
}

Exercise no. 13

 import javax.swing.JOptionPane;


public class Exercise13 {
 
    public static void main(String[]args)
    {
        int s=0,f=0;
        int d=1;

String userstring = JOptionPane.showInputDialog(null,"Enter number");

int userint = Integer.parseInt(userstring);


do{
  
 if(d%2==1)

 {
     s++;
 }

  if(s<=userint)
    
               {
        f+=s;
     
               }
  d=d+1;
}
while(s!=userint);

JOptionPane.showMessageDialog(null,"The sum of first is " + userstring + " and positive odd integer is : " + f);

    }

    }

Exercise No. 10

import java.util.Scanner;


public class Prime {

  
    public static void main(String[] args) {
      
      

    Scanner s = new Scanner(System.in);
  
    int x, y =2;
    String value;
    System.out.print("Enter A Number: ");
    x = s.nextInt();
  
    while (x != 0){
       
        if (y<x){
        if(x%y==0){
           
            value= "Is Not A Prime";
            System.out.print(value);
            break;}
       
        else{
           
             y++;
             continue;}
             }
             else{
             value = "Is A Prime";
             System.out.print(value);
             break;}
           
     }

     }

}
       
           
        
       
      
       
      

Exercise no. 4

import java.util.*;
public class MileAge {

    public static void main(String[] args) {
        Scanner x= new Scanner(System.in);
      
        double milesdriven,gallonsused,milespergallon;
      
        System.out.println("Enter Miles Driven: ");
        milesdriven=x.nextDouble();
       
        System.out.println("Enter Gallons Used: ");
        gallonsused=x.nextDouble();
       
        milespergallon=milesdriven/gallonsused;
        System.out.println("The Miles Per Gallon Is: "+milespergallon);
              
      
    }

}