Cod sursa(job #256570)

Utilizator lama23Manea Laura Maria lama23 Data 11 februarie 2009 21:41:02
Problema Factorial Scor 20
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.29 kb
Raporteaza aceasta sursa 
#include<fstream.h>
double long n,p,ap;
int i;
int main()
{
ifstream in("fact.in");
ofstream out("fact.out");
ap=0;
i=5;
in>>p;
do
{n=i;
while(i%5==0)
{ap=ap+1;
i=i/5;
}
i=n+5;
}
while(ap<p);
if(ap==p) out<<n;
	 else out<<"-1";
in.close();
out.close();
return 0;
}