static int countDistinct ( int arr [ ] , int n ) {
  int res = 1 ;
  for ( int i = 1 ;
  i < n ;
  i ++ ) {
    int j = 0 ;
    for ( j = 0 ;
    j < i ;
    j ++ ) if ( arr [ i ] == arr [ j ] ) break ;
    if ( i == j ) res ++ ;
  }
  return res ;
}

static int countDistinct ( int arr [ ] , int n ) { int res = 1 ; for ( int i = 1 ; i < n ; i ++ ) { int j = 0 ; for ( j = 0 ; j < i ; j ++ ) if ( arr [ i ] == arr [ j ] ) break ; if ( i == j ) res ++ ; } return res ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (assignment_expression left: (identifier) right: (decimal_integer_literal)) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (identifier)))) consequence: (break_statement))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) consequence: (expression_statement (update_expression (identifier)))))) (return_statement (identifier))))