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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int fac(int& ans,int& i,int n){
  5. 	if(i==n){
  6. 		return ans*n;
  7. 	}
  8. 	ans=ans*i;
  9. 	i++;
  10. 	return fac(ans,i,n);
  11. }
  12. int main() {
  13. 	int ans=1;int i=1;int n=6;
  14. 	cout<<fac(ans,i,n)<<endl;
  15. 	cout<<ans<<endl;
  16. 	cout<<i<<endl;
  17. }
Success #stdin #stdout 0s 5316KB
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stdin
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Standard input is empty
stdout
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720
120
6
https://ideone.com/NRES6y
language:
C++ (gcc 8.3)
created:
9 days ago
visibility:
public

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