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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int num;
  6.     cout<<"ingrese el numero: "<<endl;
  7.      cin>>num;
  8.      if(num==0 || num==1){
  9.           cout<<"1"<<endl;
  10.     } else{
  11.          long factorial=1;
  12.         for(int i=2; i<=num;i++){
  13.             factorial*=i;
  14.         }
  15.         cout<<factorial<<endl;
  16. }
  17.  
  18. 	return 0;
  19. }
Success #stdin #stdout 0.01s 5284KB
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ingrese el numero: 
1
https://ideone.com/3rm8ye
language:
C++ (gcc 8.3)
created:
74 days ago
visibility:
public

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