# include & lt; Stdio. H>
Int w=3
Int fun (int k)
{
If (k==0) return w;
Return (fun (k - 1) * k);
}
Int main ()
{
Int w=10;
Printf (" % d \ n, fun (5) * w ");
return 0;
}
The answer is 3600, but how do I calculate is not to come out, also please guidance

CodePudding user response:

Reference:

 # include & lt; Stdio. H> 
Int w=3; 
Int fun (int k) 
{
If (k==0) return w; 
Return (fun (k - 1) * k); 
} 
Int main () 
{
Int w=10; 
Printf (" % d \ n ", fun (5) * w); 

return 0; 
} 

CodePudding user response:

reference 1st floor QZJHJXJ response:

for reference:

 # include & lt; Stdio. H> 
Int w=3; 
Int fun (int k) 
{
If (k==0) return w; 
Return (fun (k - 1) * k); 
} 
Int main () 
{
Int w=10; 
Printf (" % d \ n ", fun (5) * w); 

return 0; 
} 

See, 5 * 4 * 3 * 2 * 1 * 3 * 10