static int repeatedSum ( int n , int k ) {
  for ( int i = 0 ;
  i < k ;
  i ++ ) {
    n = sum ( n ) ;
  }
  return n ;
}

static int repeatedSum ( int n , int k ) { for ( int i = 0 ; i < k ; i ++ ) { n = sum ( n ) ; } return n ; }
(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 (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (expression_statement (assignment_expression left: (identifier) right: (method_invocation name: (identifier) arguments: (argument_list (identifier))))))) (return_statement (identifier))))