Cod sursa(job #2301261)

Utilizator gatsbreDiyar Mert gatsbre Data 12 decembrie 2018 19:48:45
Problema Factorial Scor 20
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("fact.in");
ofstream fout("fact.out");

int n, d2, d5;

void div( int n )
{
	while(n%2==0)
	{
		d2++;
		n/=2;
	}
	while(n%5==0)
	{	
		d5++;
		n/=5;
	}
}

int main()
{
	int result = 1;
	fin >> n;
	while(d2 < n || d5 < n)
	    div(++result);
	fout << result;
}