What is the return value of f(p, p) if the value of p is ...

Multiple choice

What is the return value of f(p, p) if the value of p is initialised to 5 before the call? Note that the first parameter is passed by reference, whereas the second parameter is passed by value.

int f(int &amp;x, int c) {
  c = c  – 1;
  if (c == 0) return 1;
  x = x + 1;
  return f (x, c) * x;
}

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Reveal answer Fill a bubble to check yourself

What is the return value of f(p, p) if the value of p is initialised to 5 before the call? Note that the first parameter is passed by reference, whereas the second parameter is passed by value. int f(int &amp;x, int c) { c = c – 1; if (c == 0) return 1; x = x + 1; return f (x, c) * x; }

Keep practicing — related questions

What is the return value of f(p, p) if the value of p is initialised to 5 before the call? Note that the first parameter is passed by reference, whereas the second parameter is passed by value.

`int f(int &x, int c) { c = c – 1; if (c == 0) return 1; x = x + 1; return f (x, c) * x; }`