Cod sursa(job #302922)
Utilizator | Data | 9 aprilie 2009 13:28:05 | |
---|---|---|---|
Problema | Factorial | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.24 kb |
#include<fstream.h>
main()
{
ifstream in("fact.in");
ofstream o("fact.out");
long p, n, i, m;
in>>p;
for(i=2,m=1,n=0;p!=m;i++)
{ m=m*i;
while(m%10==0)
{ m/=10;
n++;
}
m%=10;
}
o<<i-1;
in.close();
o.close();
return 0;
}