static int findSum ( int arr [ ] , int n ) {
  Arrays . sort ( arr ) ;
  int sum = arr [ 0 ] ;
  for ( int i = 0 ;
  i < n - 1 ;
  i ++ ) {
    if ( arr [ i ] != arr [ i + 1 ] ) {
      sum = sum + arr [ i + 1 ] ;
    }
  }
  return sum ;
}

static int findSum ( int arr [ ] , int n ) { Arrays . sort ( arr ) ; int sum = arr [ 0 ] ; for ( int i = 0 ; i < n - 1 ; i ++ ) { if ( arr [ i ] != arr [ i + 1 ] ) { sum = sum + arr [ i + 1 ] ; } } return sum ; }
(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 (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (array_access array: (identifier) index: (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: (binary_expression left: (identifier) right: (decimal_integer_literal))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal)))))))))) (return_statement (identifier))))