FUNÇÃO SORTEIA - CRIANDO E EMBARALHANDO

import java.util.Scanner;

import java.util.Random;

public class PROJETO {

     public static int  tam  = 10;

     public static int a = 0;

     public static int Sorteia ( int A [ ] ) {

         J jht = new J ( );

         Random random = new Random ( );

         int i, r, temp;

         for ( i = 1; i < tam; i++ ){

              A [ i ] = i;

         }

         jht.textcolor ( jht.BLACK );

         jht.gotoxy ( ( int ) 16, ( int ) 21 );

         for ( i = 1; i < tam; i++ )

         System.out.printf ( " %2d", A [ i ] );

         for ( i = 1; i < tam; i++ ) {

              r = random.nextInt ( 9 );

              if ( r == 0 )

                   r = 9;

              temp = A [ i ];

              A [ i ] = A [ r ];

              A [ r ] = temp;

         }

         return 0;

     }

     public static void main ( String [ ] args ) {

         int A [ ] = new int [ tam ];

         int vet [ ] = { 1, 2, 3, 4, 5, 6, 7, 8, 9 };

         J jht = new J ( );

         jht.textbackground ( jht.WHITE );

         jht.Moldura ( ( short ) 1, ( short ) 24, ( short ) 2, ( short ) 78 );

         jht.title ( " " );

         int i, j, lenv;

         Sorteia ( A );

         jht.textcolor ( jht.LIGHTBLUE );

         for ( i = 1; i < tam; i++ ) {

              if ( i == 1 ) {

                   jht.gotoxy ( ( int ) 30, ( int ) 7 );

              }

              if ( i == 4 ) {

                   jht.gotoxy ( ( int ) 30, ( int ) 12 );

              }

              if ( i == 7 ) {

                   jht.gotoxy ( ( int ) 30, ( int ) 17 );

              }

              System.out.printf ( " %2d      ", A [ i ] );

         }

         /////////////////////////////////////////////////////

         jht.getche ( );

     }

}