Cod sursa(job #283233)

Utilizator brainwashed20Alexandru Gherghe brainwashed20 Data 18 martie 2009 21:23:54
Problema Factorial Scor 40
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<stdio.h>  
  
long put(long n)  
{  
 register long k=0; 
 for(;!(n%5);n/=5) k++;
 return k;  
}  
  
int main(void)  
{
 register long i=0,n,t=1;
 freopen("fact.in","r",stdin);
 freopen("fact.out","w",stdout);
 scanf("%ld",&n);
 for(i=5; n; i+=5)
 {
  n-=put(i);
  t=i;  
 }  
 printf("%ld",t);  
 return 0;  
}