s to 10. In this case, the <code>source</code>
digits may also start with <code>0x</code>, in which case the number is interpreted
as a hexadecimal integer literal,
When <code>int</code> is implemented by 64-bit signed integers,
hexadecimal integer literals may represent values larger than
2<sup>63</sup>, in which case the value is parsed as if it is an
<em>unsigned</em> number, and the resulting value is the corresponding
signed integer value.</p>
<p>For any int <code>n</code> and valid radix <code>r</code