================sortdemo============================
package sortdemo;


public class Main {

   
    public static void main(String[] args) {
       
        int[]arrayOfints={32,87,3,589,12,1076,2000,8,622,127};
        
            for (int i=arrayOfints.length;--i>=0;)
            {
                for(int j=0;j<i;j++)
                {
                    if(arrayOfints[j]>arrayOfints[j+1])
                    {
                        int temp=arrayOfints[j];
                        arrayOfints[j]=arrayOfints[j+1];
                        arrayOfints[j+1]=temp;
                    }
                }
            }
            for (int i=0;i<arrayOfints.length;i++)
                {
                System.out.print(arrayOfints[i]+" || ");
                }
        System.out.println();
    }

}


======================arithmitic==============

public class Main {

    

   public static void main(String[] args) {
        int i =37;
        int j =42;
        
        double x=27.475;
        double y=7.22;
        
        System.out.println("Variables values...");
        System.out.println("i="+i);
        System.out.println("j="+j);
        System.out.println("x="+x);
        System.out.println("y="+y);
        
        System.out.println("");
        System.out.println("");
        
        System.out.println("Adding");
        System.out.println("i+j="+(i+j));
        System.out.println("x+y="+(x+y));
        System.out.println("");
        
        System.out.println("Substraction");
         System.out.println("i-j="+(i-j));
        System.out.println("x-y="+(x-y));
        System.out.println("");
        
        System.out.println("Multiplication");
        System.out.println("i*j="+(i*j));
        System.out.println("x*y="+(x*y));
        System.out.println("");
        
        System.out.println("Dividing");
        System.out.println("i/j="+(i/j));
        System.out.println("x/y="+(x/y));
        System.out.println("");
        
        System.out.println("Computing the remainder");
        System.out.println("i%j="+(i%j));
        System.out.println("x%y="+(x%y));
        System.out.println("");
        
        System.out.println("Mixing types");
        System.out.println("j+y="+(j+y));
        System.out.println("i*x="+(i*x));
        
       
        
        
    }

}

======variables===============
package maxvariablesdemo;

/**
 *
 * @author Student
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // integers
        byte smallByte=Byte.MIN_VALUE;
        short smallShort=Short.MIN_VALUE;
        int smallInteger=Integer.MIN_VALUE;
        long smallLong=Long.MIN_VALUE;
        
        byte largestByte=Byte.MAX_VALUE;
        short largestShort=Short.MAX_VALUE;
        int largestInteger=Integer.MAX_VALUE;
        long largestLong=Long.MAX_VALUE;
        
        //real number
        float smallFloat=Float.MIN_VALUE;
        double smallDouble=Double.MIN_VALUE;
        
            float largestFloat=Float.MAX_VALUE;
        double largestDouble=Double.MAX_VALUE;
        
        //other primitive types
        char aChar='S';
        boolean aBoolean=true;
        
    //display them all 
        
        System.out.println("The largest byte value is" + largestByte);
        System.out.println("Tha largest short value is" + largestShort);
        System.out.println("The largest integer value is" + largestInteger);
        System.out.println("Tha largest long value is" + largestLong);
        System.out.println("");
        System.out.println("");
        System.out.println("The small byte value is" + smallByte);
        System.out.println("Tha small short value is" + smallShort);
        System.out.println("The small integer value is" + smallInteger);
        System.out.println("Tha small long value is" + smallLong);
        System.out.println("");
        System.out.println("");
    
        System.out.println("The largest float value is" + largestFloat);
        System.out.println("Tha largest Double value is" + largestDouble);
        System.out.println("");
        System.out.println("");
        
        System.out.println("The small float value is" + smallFloat);
        System.out.println("Tha small Double value is" + smallDouble);
        
            if(Character.isUpperCase(aChar))
            {
                    System.out.println("The character " + aChar + "is upper case");
                }else
                            {
                                System.out.println("The character " + aChar + "is lower case");
                            }
       System.out.println("The value of aBoolean is " + aBoolean);   
                                                                           
                       
                        
            
        }
    }

=======

================================================IF ELSE======================================

package ifelse;

public class Main {

public static void main(String[] args) {
        
        char answer='A';
        char corectAnswer='A';
        int score =0;
        char answer2='A';
        char corectAnswer2='B';
        int score2 =20;
        char grade='A';
        char grade2='F';
        if (answer==corectAnswer)
            {
            score+=10;
            System.out.println("That's rght.You get 10 points");
            System.out.println(score);
            }
            
            else
              {
            score-=5;
            System.out.println("Sorry,that's wrong.You lose 5 points");
                        
              }   
        //===============================================================
        System.out.println("");
        System.out.println("===WRONG ANSWER===");
        
           if (answer2==corectAnswer2)
            {
            score2+=10;
            System.out.println("That's rght.You get 10 points");
            }
            
            else
              {
            score2-=5;
            System.out.println("Sorry,that's wrong.You lose 5 points");
            System.out.println(score2);      
              }  
        //=========================================================
        
        System.out.println("");
        System.out.println("");
       
       if (grade=='A')
             System.out.println("You got an A. Great Job");
             
                else if (grade=='B')
                    System.out.println("You got an B. Good Work");
       
                else if (grade=='C')
                     System.out.println("You got an C. You'll never get into a good college!");
       
       else
           System.out.println("You got an F. You'll do well in Congress!");
        
        
        //=================================================
         
        System.out.println("");
        System.out.println("");
        
        
        switch(grade2){
            case 'A':
             System.out.println("You got an A. Great Job");
             break;
            case 'B':
                
                    System.out.println("You got an B. Good Work");
              break;       
            case 'C':
                     System.out.println("You got an C. You'll never get into a good college!");
              break;
            default:
           System.out.println("You got an F. You'll do well in Congress!");
        
        }
        
        
        
        
        
        
        
        }

=================================================================================SINGLE IF
package singlecondition;
public class Main {
    public static void main(String[] args) {
 
        int elephantWeight = 800;
        int cleaningExpense= 100;
        int elephantTotal= 20;
        int account = 0;
        int answer =100;
        int rightAnswer=100;
        int sudentGrade=90;
        String team ="a";
        int chanceToWin=0;
        int  score=0;
        
     
        
       if (elephantWeight> 780)
       
           System.out.println("This elephant is too fat for your tightrope act");
           
       if (elephantTotal > 12)

           cleaningExpense=cleaningExpense + 150;
           System.out.println(cleaningExpense);
       
       if (account <=0)    
           System.out.println("Hear that bouncing noise?Its your checks");
       
           
       if (answer==rightAnswer)
           sudentGrade=sudentGrade+10;
           
       if (sudentGrade==100)
           System.out.println("Congratulations--a perfect score");
           
       if(team != "New York Jets"){
           chanceToWin=50;
           System.out.println(chanceToWin);
       }   
       if (answer != rightAnswer)
           score=score -5;
           System.out.println(score);
                  


======================================================================
package exercise2;
public class Main {
public static void main(String[] args) {
  
        int Age=19 ;
        
        
        if (Age<10)
            System.out.println("Youre under 10");
          
          else if (Age<20)
            System.out.println("Youre under 20");
          else if (Age<30)
              System.out.println("Youre under 30");
          else if (Age<40)
              System.out.println("Youre under 40");
          else
              System.out.println("Youre over 40");
            
    
    
    
    }

}

===================================================================
package exercise3;
public class Main {
    public static void main(String[] args) {
      
        String Name=("Jim");
        
        if (Name=="Jim")
            System.out.println("Youre name is Jim");
          
            else if(Name=="Bob") 
                System.out.println("Youre name is Bob");
        
            else if(Name=="Sally")
                System.out.println("Youre name is Sally");
        
            else if(Name=="Linda")
                System.out.println("Youre name is Linda");
                  
            else
                System.out.println("I dont know you're name");
        
    }

}

=================================================================================

package exercise4;
public class Main {
public static void main(String[] args) {

    int iValue=1;
  
    
    
        switch(iValue){
            case 1:
            System.out.println("1=Ace");
            break;
            case 10:
              System.out.println("10=Ten");
              break;      
            case 11:
            System.out.println("11=jacks");
            break;
            case 12:
              System.out.println("12=Queen");
              break;
            case 13:
              System.out.println("13=King");
            default:
          System.out.println("");
        
        }
  =====================================================================

package exercise5;
public class Main {
    public static void main(String[] args) {
        
        char grade='A';
        
        switch(grade){
            case 'A':
            System.out.println("You got an A. Great Job");
            break;
            case 'B':
                
                    System.out.println("You got an B. Good Work");
              break;      
            case 'C':
                    System.out.println("You got an C. You'll never get into a 
good college!");
              break;
            default:
          System.out.println("You got an F. You'll do well in Congress!");
        
        }
        
    }

}      


    =========================================
package displaygreetings;
import java.util.Calendar;
import java.util.GregorianCalendar;
public class Main {
    private static int minute;
    public static void main(String[] args)
  {
           //get current time and date
        GregorianCalendar now = new GregorianCalendar ();
        int hour = now.get(Calendar.HOUR);
        int Minute = now.get(Calendar.MINUTE);
        int month = now.get(Calendar.MONTH)+1;
        int day = now.get(Calendar.DATE);
        int year = now.get(Calendar.YEAR);
        
        
        //display greeting
        
        if(hour<12)
            System.out.println("Good morning.\n");
        else if (hour <17)
            System.out.println("Good afternoon.\n");
        else
            System.out.println("Good evening.\n");
        
        
        //begin time message by showing the minutes
        System.out.print("It's");
        if (minute !=0)
        {
            System.out.println("" + minute + "");
            System.out.print((minute !=1)?"minutes": "minute");
            System.out.print("past");
            
        }
        
        
        //display the hour
        System.out.print("");
        System.out.print((hour>12)?(hour-12):hour);
        System.out.println("o'clock on");
        
        
        //display the month 
        switch(month){
            case(1):
                System.out.println("January");
                break;
            case(2):
                System.out.println("February");
                break;   
            case(3):
                System.out.println("March");
                break;
            case(4):
                System.out.println("April");
                break;
            case(5):
                System.out.println("May");
                break;
            case(6):
                System.out.println("June");
                break;
            case(7):
                System.out.println("July");
                break;
            case(8):
                System.out.println("August");
                break;
            case(9):
                System.out.println("September");
                break;
            case(10):
                System.out.println("October");        
                break;
            case(11):
                System.out.println("November");
                break;
            case(12):
                System.out.println("December");
                break;
                
                
        }
        
        //display the date and the year
        System.out.println(""+day+","+year+".");
    }

}

=============================================
package output;

/**
 *
 * @author Student
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
       output o= new output();
       o.go();
           }
          
             void go() {
                 int y=7;
                 for(int x=1;x<8;x++) {
                 y++;
                 if (x>4) {
                 System.out.print(++y+"");
                 }
                 if(y>14){
                 System.out.print("x="+x);
                 break;
                 }        
                 
                 
                 }
    }

}
=======================================================
package multifor;
 class Multifor {
    private static int x;
    public static void main(String[] args) {
                 
                      for(int x=1;x<3; x++){
                      for(int y=1;y<3;y++){
                      for (int z=1;z<3;z++){
                      
                      
                          System.out.println(("I"+x)+" "+("J"+y)+" "+("K"+z));
                      
                    
                      }}
                      }
                     
                          
                   
                       
    }    }
=================================================

package breakloop;

import java.io.InputStreamReader;


public class Main {
    
    public static void main(String[] args) {
   BufferReader x=new BufferReader(new InputStreamReader(System.in));
       int i=0;
               do {
                   System.out.println("I'm Stuck!");
                   i++;
                   if (i>100)
                       break;
               }
       while(true);
               }
    }
================================================
package whilecount;

import java.io.InputStreamReader;
import java.io.BufferedReader;
 class Main {
     
 public static void main(String[] args) {
     String strLine="";
     int numToCount;
     BufferedReader  in=new BufferedReader(new InputStreamReader(System.in));
     System.out.println("Enter a number to count to between 0 and 10:");
     
          try{
            strLine=in.readLine();
            
          }
    catch(Exception e){
        System.out.println("Error:"+e.toString());
                 }
                    numToCount = Integer.parseInt(strLine);
                        
                        if ((numToCount>0)&&(numToCount<13)){
                            int i=0;
                                
                            while(i<=numToCount)
                            {
                                
                             
                           
                               // System.out.println(i);
                               int x=(i++);
                               System.out.println(x);
                               for(int z=0; );
                            }
                        }                   
                        else
                            System.out.println("That number was not between 0 and 10");
 }}
   
=====================================
package interation;
import java.io.InputStreamReader;
import java.io.BufferedReader;
public class Main {
public static void main(String[] args) {
       String strLine="";
       String strLine2="";
     int numToCount = 0;
     BufferedReader  br=new BufferedReader(new InputStreamReader(System.in));
     System.out.println("Enter a number :");
     
          try{
            strLine=br.readLine();
            
          }
    catch(Exception e){
        System.out.println("Error:"+e.toString());
                 }
     //======================================================
      System.out.println("Choose from the Iteration Statements:");
      System.out.println("F-For loop");
      System.out.println("While loop");
      System.out.println("D-DoWhile Loop");
      System.out.println("E-Exit\n");
     
     
     BufferedReader  ba=new BufferedReader(new InputStreamReader(System.in));
    
      try{
            strLine2=ba.readLine();
              
        
          }
    catch(Exception e){
        System.out.println("Error:"+e.toString());
                 }
     
     //=====================================================
     
        
         System.out.println(strLine2);
          if (strLine2=="F"){
            System.out.println("For Loop");
          }
        else if(strLine2=="W"||strLine2=="d"){
            System.out.println("While Loop");}
        else if(strLine2=="D" || strLine2=="d"){
            System.out.println("Do While Loop");}
}}            

                        
                       // if ((numToCount>0)&&(numToCount<100)){
                          //  int i=1;
                                
                          //  while(i<=numToCount)
                          //  {
                          //      int x=i+1;
                         //       System.out.println(i);i++;
                           // }
                      //  }                   
                      //  else
                      //      System.out.println("That number was not between 0 and 10");