Cod sursa(job #422795)
Utilizator | Data | 23 martie 2010 10:46:41 | |
---|---|---|---|
Problema | Factorial | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.28 kb |
#include<iostream>
#include<fstream>
using namespace std;
int p;
int main ()
{
ifstream fin ("fact.in");
ofstream fout ("fact.out");
fin>>p;
int aux=0;
if(p==0)
fout<<1<<endl;
else{
for(int i=1;i<=p;++i){
aux+=5;
if(i%5==0)
--p;
}
fout<<aux<<endl;
}
return 0;
}