Cod sursa(job #36938)
Utilizator | Data | 24 martie 2007 12:35:42 | |
---|---|---|---|
Problema | Factorial | Scor | 15 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.18 kb |
#include<fstream.h>
ifstream f("fact.in");
ofstream g("fact.out");
long p,k=1;
int main()
{f>>p;
if(p==0) g<<1;
else if(p%10==5) g<<-1;
else g<<(p-((p-1)/5))*5;
return 0;
}