GATE | GATE CS 1997 | Question 54
Consider the following program in Pseudo-Pascal syntax.
program what: var z: integer procedure recur(x): begin if x <= 40 then begin x:x+z recur(x); z:=x+10 end end(*recur*) begin(*what*) z=10; recur(z); writeln(z) end
a. Suppose the parameter to the procedure ‘recur’ is passed by value.
i. What value is printed by program?
ii. How many times is ‘recur’ called?
b. What value is printed by the program if the parameter is passed by reference?
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