Cod sursa(job #70899)
| Utilizator |  Ionescu Robert Marius Robytzza |
Data | 8 iulie 2007 13:45:12 |
|---|---|---|---|
| Problema | Sarpe | Scor | 20 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.22 kb |
#include<fstream.h>
long long N;
int main(){
ifstream fin("sarpe.in");
ofstream fout("sarpe.out");
fin>>N;
if (N==1)
fout<<1;
else
fout<<(4*N+2*(N-1)*(N-2));
fout<<"\n";
fin.close();
fout.close();
return 0;
}