Page 381 - Computer science 868 Class 12
P. 381

20              char temp;
                   21              char[] charArray = a.toCharArray();

                   22              temp = charArray[i] ;
                   23              charArray[i] = charArray[j];

                   24              charArray[j] = temp;
                   25              return String.valueOf(charArray);

                   26          }
                   27

                   28          public static void main()
                   29          {

                   30              Scanner sc= new Scanner(System.in);
                   31              String str;

                   32              int l;
                   33              System.out.println("Enter a word");

                   34              str = sc.next();
                   35              l = str.length();
                   36              combination comb = new combination();

                   37              comb.change(str, 0, l-1);

                   38          }
                   39      }


                 The output of the preceding program is as follows:
                 Enter a word
                 SUN

                 SUN
                 SNU

                 USN
                 UNS
                 NUS
                 NSU

















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