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  1. #include <iostream>
  2. using namespace std;
  3.  
  4.  
  5. int main() {
  6.     long n;
  7.     cin >> n;
  8.  
  9.     if (n == 1) {
  10.         cout << 1;
  11.     } else if (n == 2) {
  12.     	cout << 2;	
  13.     } else {
  14.         cout << n * (n - 1) * (n - 2);
  15.     }    
  16.  
  17.     return 0;
  18. }
Success #stdin #stdout 0s 5280KB
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https://ideone.com/FwnDFB
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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