static boolean Prime ( int n ) {
  for ( int j = 2 ;
  j <= Math . sqrt ( n ) ;
  j ++ ) if ( n % j == 0 ) return false ;
  return true ;
}

static boolean Prime ( int n ) { for ( int j = 2 ; j <= Math . sqrt ( n ) ; j ++ ) if ( n % j == 0 ) return false ; return true ; }
(method_declaration (modifiers) type: (boolean_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) update: (update_expression (identifier)) body: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal))) consequence: (return_statement (false)))) (return_statement (true))))