CHALLANGE SWITCH STATEMENT

 Create a new switch statement using char instead of int.
     "     "    ''      char varia

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NUMBER PALINDROME CHALLENGE

  package com.cnc ; public class Main { public static void main ( String [] args) { System . out .println( isPalindrome ( 101 )); } public static boolean isPalindrome ( int number) { int reverse = 0 ; int temporaryNumber =number; while (number!= 0 ){ reverse = reverse* 10 + number% 10 ; number = number/ 10 ; } if (reverse== temporaryNumber ) return true ; else return false ; } }
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ENCAPSULATION CHALLENGE

package com.cnc ; public class Main { public static void main ( String [] args) { Printer printer = new Printer( 50 , true ); System . out .println( "Initial Page count is " + printer .getNumberOfPages()); int pagesPrinted = printer .getNumberOfPages( 4 ); } } package com.cnc ; public class Printer { private int tonerLevel = 100 ; private int numberOfPages ; private boolean isDuplex ; public Printer ( int tonerLevel, boolean isDuplex) { if (tonerLevel>=- 1 && tonerLevel<= 100 ) { this . tonerLevel = tonerLevel; } else { this . tonerLevel =- 1 ; } this . isDuplex = isDuplex; this . numberOfPages = 0 ; } public int addToner ( int tonerAmount){ if (tonerAmount> 0 && tonerAmount<= 100 ){ if ( this . tonerLevel +tonerAmount > 100 ){ return - 1 ; } this . tonerLevel += tonerAmount
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USER INPUT PRINT ORIGINAL,REVERSE ARRAY AND SORTED ARRAY

  package com.cnc ; import java.io.OutputStream ; import java.util.Scanner ; public class Main { public static void main ( String [] args) { Scanner sc = new Scanner( System . in ); System . out .println( "How many values do you want?" ); int count = sc .nextInt(); int [] array = new int [ count ]; for ( int i = 0 ; i < count ; i++) { System . out .println( "Enter array element " + (i + 1 )); array [i] = sc .nextInt(); } System . out .println( "Original element " ); for ( int i = 0 ; i < count ; i++) { System . out .print( array [i] + " " ); } System . out .println( "" ); System . out .println( "Reversed element " ); for ( int i = count - 1 ; i >= 0 ; i--) { System . out .print( array [i] + " " ); } //////////////// SORTED ARRAY /////////////////
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