static int repeatedNumberSum ( int n , int x ) {
  int sum = x * digSum ( n ) ;
  return digSum ( sum ) ;
}

static int repeatedNumberSum ( int n , int x ) { int sum = x * digSum ( n ) ; return digSum ( sum ) ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (method_invocation name: (identifier) arguments: (argument_list (identifier)))))) (return_statement (method_invocation name: (identifier) arguments: (argument_list (identifier))))))