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  1. #include<iostream>
  2. using namespace std;
  3.  
  4. int fact(int n)
  5. {
  6.     if(n==0) return 1;
  7.     int ans=n*fact(n-1);
  8.     return ans;
  9. }
  10. int main()
  11. {
  12.     int n;
  13.     cin>>n;
  14.     int ans=fact(n);
  15.     cout<<ans<<endl;
  16.     return 0;
  17. }
Success #stdin #stdout 0s 5288KB
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https://ideone.com/SYv36Z
language:
C++14 (gcc 8.3)
created:
9 days ago
visibility:
public

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