Push RUN to run your program. Output will appear in the right window. Push RESTART to restart, then STEP to single-step your program; the next instruction to be executed will be displayed.
get get a number from keyboard into accumulator print print contents of accumulator load M load accumulator with contents of location M (M unchanged) store M store contents of accumulator into location M (accumulator unchanged) add M add contents of location M to contents of accumulator (M unchanged) sub M subtract contents of location M from contents of accumulator (M unchanged) goto L go to instruction labeled L ifpos L go to instruction labeled L if accumulator is greater than zero ifzero L go to instruction labeled L if accumulator is zero stop stop running init V initialize this memory location to value V (once, before program runs)