static long sumLtoR ( int L , int R ) {
  long odd_sum , even_sum ;
  odd_sum = Odd_Sum ( R ) - Odd_Sum ( L - 1 ) ;
  even_sum = Even_Sum ( R ) - Even_Sum ( L - 1 ) ;
  return even_sum - odd_sum ;
}

static long sumLtoR ( int L , int R ) { long odd_sum , even_sum ; odd_sum = Odd_Sum ( R ) - Odd_Sum ( L - 1 ) ; even_sum = Even_Sum ( R ) - Even_Sum ( L - 1 ) ; return even_sum - odd_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)) declarator: (variable_declarator name: (identifier))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (identifier))) right: (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (decimal_integer_literal))))))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (identifier))) right: (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (decimal_integer_literal))))))) (return_statement (binary_expression left: (identifier) right: (identifier)))))