Question: What does this function return when calling it with n = 5? int f(int n) { if (n == 0) return 1; else return f(n-1)

What does this function return when calling it with n = 5?

int f(int n)

{

if (n == 0)

return 1;

else return f(n-1) - 1;

}

The final answer is -4 but can you explain why is it -4 please!

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