Cod sursa(job #74008)
Utilizator | Data | 23 iulie 2007 13:09:30 | |
---|---|---|---|
Problema | Sarpe | Scor | 20 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.24 kb |
#include<fstream>
using namespace std;
int n;
int main()
{
ifstream fin("sarpe.in");
ofstream fout("sarpe.out");
fin>>n;
if(n == 1)
fout<<2;
else
fout<<4*n + 2*(n-1)*(n-2);
fin.close();
fout.close();
return 0;
}