ld ac,2

mul ac,3

add ac,4

In early computers, arithmetic was often performed in a part of the computer called the accumulator. In the code above, ac refers to the accumulator.

In the first line, 2 is loaded into the accumulator with ld ; then, in the second line, the accumulator is multipled by 3 with mul ; in the third line, 4 is added to the accumulator.

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