HHC 2018 Programming Contests

[Werner]

I don't like programs to change settings, so here's how to keep the display settings and the trig mode when calculating the biorhythm with period p for d days:

In:
Y: d
X: p

Out: % rounded to the nearest integer

Code:

▸LBL 14
 1/X
 %
 4
 10↑X
 ×
 3.6
 FS? 42
 →HR
 ×
 FS? 43
 →RAD
 SIN
 200
 ×
 ENTER
 SIGN
 +
 2
 ÷
 IP
 RTN