--- title: WDI 5.5.a --- ```python= def fTrec(n, m): wynik = 0 if m == 0: wynik = n elif n == 0: wynik = m else: wynik = fTrec(n - 1, m) + 2 * fTrec(n, m - 1) return wynik print(fTrec(3, 4)) ```
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