control structure in pseudocode is another way of expressing
a linear nested IF statement. It is used in pseudocode for two reasons.
Firstly, it can be directly translated into many high level languages,
and secondly, it makes the pseudocode easier to write and understand.
Nested IFs of ten look cumbersome in pseudocode and are dependent
on correct structure and indentation for readability. Let us look at an
example used earlier in this chapter:
IF record-code = Ά THEN
increment counterA
ELSE
IF record-code = 'B'THEN
increment counterB
ELSE
IF record-code = «C THEN
increment
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