Cod sursa(job #659933)

Utilizator andrei726Andrei Stanescu andrei726 Data 11 ianuarie 2012 11:36:07
Problema Factorial Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.29 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
int main ()
{long n,p,c,e,b;
ifstream f("fact.in");
ofstream h("fact.out");
f>>p;
c=0;e=0;
if(p==0)
	n=1;
else
{do
{c=c+5;
b=c;
while(b%5==0)
{e=e+1;
b=b/5;}}
while(e>=n);
if(e==n)
	h<<n;
else
	h<<-1;}	
f.close();
h.close();
return 0;}