Concept explainers
Write a
n
The following operators should be recognized by the program:
+
The S operator tells the program to set the “accumulator” to the typed-in number. The E operator tells the program that execution is to end. The arithmetic operations are performed on the contents of the accumulator with the number that was keyed in acting as the second operand. The following is a “sample run” showing how the program should operate:
B
10 S
=
2 /
55 –
-
100.25 S
=
4 *
=
0 E
=
E
Make certain that the program detects division by zero and also checks for unknown operators.
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