static boolean checkYear ( int year ) {
  return ( ( ( year % 4 == 0 ) && ( year % 100 != 0 ) ) || ( year % 400 == 0 ) ) ;
}

static boolean checkYear ( int year ) { return ( ( ( year % 4 == 0 ) && ( year % 100 != 0 ) ) || ( year % 400 == 0 ) ) ; }
(method_declaration (modifiers) type: (boolean_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (return_statement (parenthesized_expression (binary_expression left: (parenthesized_expression (binary_expression left: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))) right: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))))) right: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))))))))