static void find_distinct ( int a [ ] , int n , int q , int queries [ ] ) {
  int [ ] check = new int [ MAX ] ;
  int [ ] idx = new int [ MAX ] ;
  int cnt = 1 ;
  for ( int i = n - 1 ;
  i >= 0 ;
  i -- ) {
    if ( check [ a [ i ] ] == 0 ) {
      idx [ i ] = cnt ;
      check [ a [ i ] ] = 1 ;
      cnt ++ ;
    }
    else {
      idx [ i ] = cnt - 1 ;
    }
  }
  for ( int i = 0 ;
  i < q ;
  i ++ ) {
    int m = queries [ i ] ;
    System . out . print ( idx [ m ] + " " ) ;
  }
}

static void find_distinct ( int a [ ] , int n , int q , int queries [ ] ) { int [ ] check = new int [ MAX ] ; int [ ] idx = new int [ MAX ] ; int cnt = 1 ; for ( int i = n - 1 ; i >= 0 ; i -- ) { if ( check [ a [ i ] ] == 0 ) { idx [ i ] = cnt ; check [ a [ i ] ] = 1 ; cnt ++ ; } else { idx [ i ] = cnt - 1 ; } } for ( int i = 0 ; i < q ; i ++ ) { int m = queries [ i ] ; System . out . print ( idx [ m ] + " ▁ " ) ; } }
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