Compute the sum of two numbers:

• You need to input two values and save them in memory;
• choose two memory locations to hold those values, say: locations 20 and 21.
• choose another location to save the result. Say: location 22
• load memory 20 to the accumulator
• add memory 21 to the accumulator
• save result to location 22.
• display the value of location 22

Actual program:

0920

0921

0120

0321

0223

1023

9900