static void findPair ( int arr [ ] , int n ) {
  if ( n < 2 ) {
    System . out . print ( "-1" ) ;
    return ;
  }
  int maximum = arr [ 0 ] ;
  for ( int i = 1 ;
  i < n ;
  i ++ ) maximum = Math . max ( maximum , arr [ i ] ) ;
  int temp = 10000001 , r = 0 , middle = maximum / 2 ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    if ( Math . abs ( middle - arr [ i ] ) < temp && n % 2 == 0 ) {
      temp = Math . abs ( middle - arr [ i ] ) ;
      r = arr [ i ] ;
    }
    else if ( Math . min ( Math . abs ( middle - arr [ i ] ) , Math . abs ( middle + 1 - arr [ i ] ) ) < temp && n % 2 == 1 ) {
      temp = Math . min ( Math . abs ( middle - arr [ i ] ) , Math . abs ( middle + 1 - arr [ i ] ) ) ;
      r = arr [ i ] ;
    }
  }
  System . out . print ( "n = " + maximum + " and r = " + r ) ;
}

static void findPair ( int arr [ ] , int n ) { if ( n < 2 ) { System . out . print ( " - 1" ) ; return ; } int maximum = arr [ 0 ] ; for ( int i = 1 ; i < n ; i ++ ) maximum = Math . max ( maximum , arr [ i ] ) ; int temp = 10000001 , r = 0 , middle = maximum / 2 ; for ( int i = 0 ; i < n ; i ++ ) { if ( Math . abs ( middle - arr [ i ] ) < temp && n % 2 == 0 ) { temp = Math . abs ( middle - arr [ i ] ) ; r = arr [ i ] ; } else if ( Math . min ( Math . abs ( middle - arr [ i ] ) , Math . abs ( middle + 1 - arr [ i ] ) ) < temp && n % 2 == 1 ) { temp = Math . min ( Math . abs ( middle - arr [ i ] ) , Math . abs ( middle + 1 - arr [ i ] ) ) ; r = arr [ i ] ; } } System . out . print ( " n ▁ = ▁ " + maximum + " ▁ and ▁ r ▁ = ▁ " + r ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal)))) (return_statement))) (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: (identifier)) update: (update_expression (identifier)) body: (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (array_access array: (identifier) index: (identifier))))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal)) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal)) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (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 (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))))) right: (identifier)) right: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))))))) (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))))) (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (array_access array: (identifier) index: (identifier))))))) right: (identifier)) right: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))))) (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (array_access array: (identifier) index: (identifier))))))))) (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (string_literal) right: (identifier)) right: (string_literal)) right: (identifier)))))))