Cod sursa(job #505862)

Utilizator BabutaRaresBabuta Rares Mihai BabutaRares Data 4 decembrie 2010 11:28:34
Problema Cifra Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.25 kb
Raporteaza aceasta sursa 
#include <fstream.h>
int main()
{
	long t,n,c,i,s;
	
	ifstream f("cifra.in");
	ofstream g("cifra.out");
	
	f>>t;
	
	for (i=1;i<=t;i++)
	{
		f>>n;
		s=(n*(n+1)*(2*n+1))/6;
		c=s%10;
		g<<c;
	}		
	f.close ();
	g.close ();
	return 0;
}