title: Printing a number without using *printf
body: <p>Is it possible to print (to <code>stdout</code>, or a file) an number (<code>int</code>, <code>float</code>, <code>double</code>, <code>long</code>, etc.) without actually using any of the <code>*printf</code> functions (<code>printf</code>, <code>fprintf</code>, <code>sprintf</code>, <code>snprintf</code>, <code>vsprintf</code>, …)?</p>