Selecting a random sample from a set is simple. But what about selecting a fair random sample from a set of unknown or indeterminate size? That’s where reservoir sampling comes in, and [Sam Rose] has ...

Selecting a random sample from a set is simple. But what about selecting a fair random sample from a set of unknown or indeterminate size? That’s where reservoir sampling comes in, and [Sam Rose] has ...

In the vein of Lord Pachelbel's 1, 22, 333, 4444, how many different ways can you spell a reservoir random sampling algorithm in $LANGUAGE? This lets you ...