Cod sursa(job #369572)

Utilizator mihaimoldovanMihai Moldovan mihaimoldovan Data 28 noiembrie 2009 18:52:02
Problema Factorial Scor 45
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include<fstream>
#include<iostream>
using namespace std;
int main()
{
 int p,n=0,e,i;
 FILE *fin=fopen("fact.in","r");
 fscanf(fin,"%d",&p);
 if(p==0)n=1;
while(p)
 {
	n+=5;
	e=n;
	while(e%5==0&&p)e/=5,--p;
 }
 while(p)
    {
     n+=5;e=n;
     while(e<n)--p;
    }
 FILE *fout=fopen("fact.out","w");
 fprintf(fout,"%d",n);
 return 0;
}