HEAVY METAL ATHLETIC

 BIN | OCT | DEC | HEX | [32] number converter

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A calendar date entered in data base format gives the Gym-ID. The Gym-ID is the HEX form of that YYYYMMDD DEC data base format date.
Years must be in YYYY form.
Months need leading Zeros and are 1...12.
Auxiliary months may be 13...24 / 25...36 / 37...48 / 49...60 / 61...72 / 73...84 / 85...96.
Days need leading Zeros and are 0...31.
Auxiliary days can be 32, 33, 34...66 / 67...99.