Cod sursa(job #824285)

Utilizator RaresGabrielMircea Rares-Gabriel RaresGabriel Data 26 noiembrie 2012 09:49:47
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.29 kb
Raporteaza aceasta sursa 
#include<iostream>
#include<fstream>

using namespace std;

ifstream fin("fact.in");
ofstream fout("fact.out");

int main () {
int n,i,k;
long p=1;
fin >> n;
      for (i =1;i<=n;i++)
	           p=p*i;

    k=p%10;


	fout<< k;

	fin.close();
	fout.close();

	return 0;

}