public static void main ( String args [ ] ) {
  Scanner s = new Scanner ( System . in ) ;
  int cards = s . nextInt ( ) ;
  int a [ ] = new int [ cards ] ;
  int end = cards - 1 ;
  int start = 0 ;
  int se = 0 ;
  int d = 0 ;
  boolean f = true ;
  for ( int i = 0 ;
  i < cards ;
  i ++ ) {
    a [ i ] = s . nextInt ( ) ;
  }
  for ( int i = 0 ;
  i < cards ;
  i ++ ) {
    if ( f == true ) {
      if ( a [ start ] > a [ end ] ) {
        se += a [ start ] ;
        start ++ ;
      }
      else {
        se += a [ end ] ;
        end -- ;
      }
      f = false ;
    }
    else {
      if ( a [ start ] > a [ end ] ) {
        d += a [ start ] ;
        start ++ ;
      }
      else {
        d += a [ end ] ;
        end -- ;
      }
      f = true ;
    }
  }
  System . out . print ( se + " " + d ) ;
}

public static void main ( String args [ ] ) { Scanner s = new Scanner ( System . in ) ; int cards = s . nextInt ( ) ; int a [ ] = new int [ cards ] ; int end = cards - 1 ; int start = 0 ; int se = 0 ; int d = 0 ; boolean f = true ; for ( int i = 0 ; i < cards ; i ++ ) { a [ i ] = s . nextInt ( ) ; } for ( int i = 0 ; i < cards ; i ++ ) { if ( f == true ) { if ( a [ start ] > a [ end ] ) { se += a [ start ] ; start ++ ; } else { se += a [ end ] ; end -- ; } f = false ; } else { if ( a [ start ] > a [ end ] ) { d += a [ start ] ; start ++ ; } else { d += a [ end ] ; end -- ; } f = true ; } } System . out . print ( se + " ▁ " + d ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier) dimensions: (dimensions))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) dimensions: (dimensions) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (identifier))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (boolean_type) declarator: (variable_declarator name: (identifier) value: (true))) (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 (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (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 (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (true))) consequence: (block (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (identifier)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) (expression_statement (update_expression (identifier)))) alternative: (block (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) (expression_statement (update_expression (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (false)))) alternative: (block (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (identifier)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) (expression_statement (update_expression (identifier)))) alternative: (block (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) (expression_statement (update_expression (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (true))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (identifier) right: (string_literal)) right: (identifier)))))))