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

static void reverse ( char [ ] a ) { int i , n = a . length ; char t ; for ( i = 0 ; i < n / 2 ; i ++ ) { t = a [ i ] ; a [ i ] = a [ n - i - 1 ] ; a [ n - i - 1 ] = 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)) declarator: (variable_declarator name: (identifier) value: (field_access object: (identifier) field: (identifier)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier))) (for_statement init: (assignment_expression left: (identifier) right: (decimal_integer_literal)) condition: (binary_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal))) update: (update_expression (identifier)) body: (block (expression_statement (assignment_expression left: (identifier) right: (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: (identifier)) right: (decimal_integer_literal))))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal))) right: (identifier)))))))