static int findSum ( int n ) {
  int sum = 0 ;
  for ( int i = 1 ;
  1 << i < n ;
  i ++ ) {
    for ( int j = 0 ;
    j < i ;
    j ++ ) {
      int num = ( 1 << i ) + ( 1 << j ) ;
      if ( num <= n ) sum += num ;
    }
  }
  return sum ;
}

static int findSum ( int n ) { int sum = 0 ; for ( int i = 1 ; 1 << i < n ; i ++ ) { for ( int j = 0 ; j < i ; j ++ ) { int num = ( 1 << i ) + ( 1 << j ) ; if ( num <= n ) sum += num ; } } return sum ; }
(method_declaration (modifiers) type: (integral_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))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (binary_expression left: (decimal_integer_literal) right: (identifier)) right: (identifier)) update: (update_expression (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 (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (parenthesized_expression (binary_expression left: (decimal_integer_literal) right: (identifier))) right: (parenthesized_expression (binary_expression left: (decimal_integer_literal) right: (identifier)))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) consequence: (expression_statement (assignment_expression left: (identifier) right: (identifier)))))))) (return_statement (identifier))))