Little man computing

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Across
  1. 2. Subtract the value from a specified memory address from the accumulator
  2. 4. Output the value from the accumulator
  3. 5. Add the value from a specified memory address to the accumulator
  4. 7. small
  5. 10. Halt the program
  6. 11. Branch to a specified address if the accumulator is zero or positive
  7. 12. a gender
Down
  1. 1. a science?
  2. 2. Store the value in the accumulator into a specified memory address
  3. 3. Branch always to a specified address (unconditional jump)
  4. 6. Reserve a memory location and optionally store a value
  5. 8. Input a value from the user into the accumulator
  6. 9. Load a value from a specified memory address into the accumulator
  7. 11. Branch to a specified address if the accumulator is zero