Cod sursa(job #112662)
| Utilizator |  anaida anaida |
Data | 6 decembrie 2007 15:06:11 |
|---|---|---|---|
| Problema | Factorial | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.27 kb |
#include<fstream.h>
ifstream f("factorial.in");
ofstream g("factorial.out");
int main()
{ long long p,nr=0,i,j;
f>>p;
for(i=5;nr<p;i=i+5)
{ j=i;
while(j%5==0){
nr++;
j=j/5;
}
}
i=i-5;
if(nr==p)g<<i;
else g<<-1;
f.close();
g.close();
return 0;
}