#/usr/bin/env bqn

SmallerThanCurrent ← +˝<⌜˜

•Show SmallerThanCurrent 5‿2‿1‿6
•Show SmallerThanCurrent 1‿2‿0‿3
•Show SmallerThanCurrent 0‿1
•Show SmallerThanCurrent 9‿4‿9‿2