Cod sursa(job #427063)

Utilizator ms-ninjacristescu liviu ms-ninja Data 27 martie 2010 14:35:37
Problema Cifra Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.3 kb
Raporteaza aceasta sursa 
#include <fstream.h>

int main()
{
	long n, i, s, aux, c;
	
	
	ifstream fin("cifra.in");
	ofstream fout("cifra.out");
	
	fin>>n;
	

	s=0;
	for(i=1;i<=n;++i)
	{
		c=1;
		for(aux=1;aux<=i;++aux)
		{
		c=(c *i) % 10;
		
		}
		
		s=s +c; s%=10;
	
	}
	
	
	fout<<s;
	
	
	return 0;
}