private static void reverse ( int [ ] a ) {
  int med = a . length / 2 ;
  int len = a . length ;
  for ( int i = 0 ;
  i < med ;
  ++ i ) {
    int t = a [ i ] ;
    a [ i ] = a [ len - 1 - i ] ;
    a [ len - 1 - i ] = t ;
  }
}

private static void reverse ( int [ ] a ) { int med = a . length / 2 ; int len = a . length ; for ( int i = 0 ; i < med ; ++ i ) { int t = a [ i ] ; a [ i ] = a [ len - 1 - i ] ; a [ len - 1 - i ] = t ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (integral_type) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (field_access object: (identifier) field: (identifier)) right: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (field_access object: (identifier) field: (identifier)))) (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: (array_access array: (identifier) index: (identifier)))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (identifier))))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (identifier))) right: (identifier)))))))