public static void main ( String a [ ] ) {
  int x = 10 ;
  int y = 5 ;
  x = x + y ;
  y = x - y ;
  x = x - y ;
  System . out . println ( "After swaping:" + " x = " + x + ", y = " + y ) ;
}

public static void main ( String a [ ] ) { int x = 10 ; int y = 5 ; x = x + y ; y = x - y ; x = x - y ; System . out . println ( " After ▁ swaping : " + " ▁ x ▁ = ▁ " + x + " , ▁ y ▁ = ▁ " + y ) ; }
(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: (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))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (identifier)))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (identifier)))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (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: (binary_expression left: (string_literal) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)))))))