static void updateFreq ( int n , int [ ] freq ) {
  while ( n > 0 ) {
    int digit = n % TEN ;
    freq [ digit ] ++ ;
    n /= TEN ;
  }
}

static void updateFreq ( int n , int [ ] freq ) { while ( n > 0 ) { int digit = n % TEN ; freq [ digit ] ++ ; n /= TEN ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (array_type element: (integral_type) dimensions: (dimensions)) name: (identifier))) body: (block (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (identifier)))) (expression_statement (update_expression (array_access array: (identifier) index: (identifier)))) (expression_statement (assignment_expression left: (identifier) right: (identifier)))))))