Optimized increment loop without display

 ***P0
        AC 0 Min00 
 LBL0 
    ISZ GOTO0 

 ***P1
        AC 100 Min00 ““
 LBL0 
        “; AR00  → “
     DSZ GOTO0 

P0

increments until AC is called - which is done after 1 minute. The result is found in M00 and is used in .

P1

decrement counter from 100 with sliding alpha display.