Cod sursa(job #413500)

Utilizator SadmannCornigeanu Calin Sadmann Data 8 martie 2010 17:51:24
Problema Factorial Scor 25
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.35 kb
#include<stdio.h>
FILE *in,*out;
int nr5,p;
int num,aux;
int main(void)
{
	in=fopen("fact.in","rt");
	out=fopen("fact.out","wt");
	fscanf(in,"%d",&p);
	if(p>0)
	{
		while(nr5<p)
		{
			num++;
			aux=num;
			while(aux%5==0)
			{
				nr5++;
				aux/=5;
			}
		}
		fprintf(out,"%d",num);
	}
	else
		fprintf(out,"1");
		
	return 0;
}