Cod sursa(job #304330)

Utilizator agfsdhlkjpahomi tudor agfsdhlkj Data 12 aprilie 2009 01:25:08
Problema Factorial Scor 35
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.33 kb
Raporteaza aceasta sursa 
#include<stdio.h>
long n,p,cinci;  
void rez()
{freopen("fact.in","r",stdin);
freopen("fact.out","w",stdout);
scanf("%ld",&p);
if(p==0)
 printf("1\n");
else
{for(n=5;cinci<p;n++)
	{int x=n;
	while(x%5==0)
		{x/=5; cinci++;}}
if(cinci>p)
 printf("-1\n");
else
 printf("%ld\n",n-1);
}}
int main()
{rez();
return 0;}