Question

Use the top-down modular and pseudo code to design a program. Input a number entered by the user and display "Positive" if it is greater than zero, "Negative" if it is less than zero, and "Zero" if it is equal to zero.

Answer 1

function InputNumber : integer
procedure WriteLine(line : string)

procedure CheckTheNumber(number : integer)
begin
if (number == 0)
WriteLine("Zero")
elif (number > 0)
WriteLine("Positive")
else
WriteLine("Negative")
end

program Main
integer a
begin
a = InputNumber()
CheckTheNumber(number)
end