Question
class maths
{
public int fact(int n)
{
int result;
if (n == 2)
return 1;
result = fact(n - 1) * n;
return result;
}
}
class Program
{
static void Main(string[] args)
{
maths obj = new maths();
Console.WriteLine(obj.fact(4));
Console.ReadLine();
}
}a.
24
b.
0
c.
12
d.
1
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