Cod sursa(job #796405)

Utilizator heutschivladheutschi vlad heutschivlad Data 11 octombrie 2012 13:34:40
Problema Patrate2 Scor 30
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.25 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
int main()
{ifstream f("patrate2.in");
ofstream g("patrate2.out");
unsigned long n,s=1,i,a,b,d=0,j;
f>>n;
for(i=1;i<=n;i++)
	s*=2*i;
for(i=1;i<=n*n-n;i++)
	s*=2;
g<<s;
f.close();
g.close();
return 0;
}