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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n,c;
  6. 	cin>>n;
  7. 	c=(n-1)*(n-2);
  8.     cout<<c;
  9. 	return 0;
  10. }
Success #stdin #stdout 0s 3464KB
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https://ideone.com/xLgTyb
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
secret

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