public static void main ( String [ ] args ) {
  int arr [ ] = {
    1 , 2 , 2 , 2 , 2 , 3 , 4 , 7 , 8 , 8 };
    int n = arr . length ;
    int x = 8 ;
    System . out . println ( "First Occurrence = " + first ( arr , 0 , n - 1 , x , n ) ) ;
    System . out . println ( "Last Occurrence = " + last ( arr , 0 , n - 1 , x , n ) ) ;
  }
  
public static void main ( String [ ] args ) { int arr [ ] = { 1 , 2 , 2 , 2 , 2 , 3 , 4 , 7 , 8 , 8 } ; int n = arr . length ; int x = 8 ; System . out . println ( " First ▁ Occurrence ▁ = ▁ " + first ( arr , 0 , n - 1 , x , n ) ) ; System . out . println ( " Last ▁ Occurrence ▁ = ▁ " + last ( arr , 0 , n - 1 , x , n ) ) ; }
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