Calibrated Dart Score

x xxxx xxxxx xx xxxxxxxxxxx \(x\) xxx \(x\), xxxxx \(x\) xxx \(x\) xxx xxxxxxxxxxx \(x(x,\xxxxx^x)\) xxxxxx xxxxxxxxx. xxx \(x = \xxxx{x^x + x^x}\), xxx xxxxxxx \(\xxxxx^x\) xx xxxxxxxxxx xx xxxx \(\xx(x \xx x) = x/x\). xxx xxxx xxxxxx \(xx\) xxxxxx xx \(x \xx x\), \(x\) xxxxxx xx \(x &xx; x \xx x\), xxx \(x\) xxxxxx xx \(x &xx; x\). xxxx xx xxx xxxxxxxx xxxxx?