Biorhythm is the pseudoscientific idea that that our daily lives are significantly affected by rhythmic cycles with periods of exactly 23, 28 and 33 days. Biorhythm-programs are common finger exercises for many novice programmers. In the late 1970s it was also the only way a teenager could impress a girl with a calculator.
Input: Age (in days) R/S
Output: Biorhythm physical, emotional, psychological and average