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Computer Science · Oct / Nov 2023 · Paper 1 HL · Question 9

Adapt for 2027Tracing a simple recursive method is B2.4.5 (HL only); rewrite the IB pseudocode in Python or Java.

IBCS

As printed in the paper

The question as text

9. Consider the following recursive method: fun(N) if N > 0 then return (N mod 10) + fun(N div 10) else return 0 end if end fun

Read automatically from the paper; the printed page above is exact.

Show the answer and mark scheme
  • 9(a)[4]

  • 9(b)[2]

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