Question: c++ For the following program segment: int fun(int n) { if (n==0) return 1; return n*fun(n-1); } What is the output of function call fun(3)

c++

For the following program segment:

int fun(int n)

{

if (n==0) return 1;

return n*fun(n-1);

}

    1. What is the output of function call fun(3)?
    1. Describe the procedure(tracing the recursive calls) of deriving fun(3).
    1. Describe what is done by the function fun?

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