Problem: Compound interest

Code: Compound+interest/tails_1643364497

Nibbles version: 0.2 | 0.21 | 0.22 | 0.23 | 0.24 | 0.25 | 1.00

Format: Compact | Simple | +Type | Table | JSON | .nbl (DeBruijn) | .nbl (names)

< $ 
  `. ;$ 
     + / * / ;$ 
             @ 
           $ 
         ^ ~ 
           ~