static boolean isPrime ( int n ) {
  int i = 2 ;
  while ( i * i <= n ) {
    if ( n % i == 0 ) return false ;
    i ++ ;
  }
  return true ;
}

static boolean isPrime ( int n ) { int i = 2 ; while ( i * i <= n ) { if ( n % i == 0 ) return false ; i ++ ; } return true ; }
(method_declaration (modifiers) type: (boolean_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal))) consequence: (return_statement (false))) (expression_statement (update_expression (identifier))))) (return_statement (true))))