Cod sursa(job #397721)

Utilizator KitiAndronic Dan Cristian Kiti Data 17 februarie 2010 13:13:41
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.23 kb
Raporteaza aceasta sursa 
#include<stdio.h>

int main()
{


long p, n;
int c= 25;

freopen("fact.in","r",stdin);
freopen("fact.out","w",stdout);

scanf("%ld", &p);

n = 5 * p - 1;

while ( n / c >=1)
{
	p = p - (n/c);
	c = c*5;
}


printf("%ld",5*p);

}