Cod sursa(job #851077)

Utilizator TudorMTudor Moldovanu TudorM Data 9 ianuarie 2013 14:59:55
Problema Cifra Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<fstream>
#include<math.h>
using namespace std;
ifstream f("cifra.in");
ofstream g("cifra.out");
int s, n, i, k, j, p;
int main()
{
	f>>n;
	s=0;
	for(i=1;i<=n;i++)
	{
		p=1;
		for(j=1;j<=i;j++)
		{
			p=p*i%10;
		}
		
		s=(s+p)%10;
	}
	g<<s%10;
	f.close();
	g.close();
	return 0;
}