Cod sursa(job #24141)
| Utilizator |  Cretu Iulian c_iulyan |
Data | 1 martie 2007 20:41:14 |
|---|---|---|---|
| Problema | Factorial | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.26 kb |
#include<fstream.h>
ifstream f("aa.in");
ofstream g("aa.out");
long kk(long x)
{long hh=0;
while(x%5==0)
{hh++; x=x/5;}
return hh;
}
int main()
{long n;
f>>n;
if(n==0) g<<1;
else
{long k=0,b;
for(long i=5;k<n;i=i+5)
k=k+kk(i);
g<<i-5;
}
return 0;
}