Cod sursa(job #516479)
| Utilizator |  Lupu Alexandru Gabriel devilrom16 |
Data | 24 decembrie 2010 12:34:40 |
|---|---|---|---|
| Problema | Factorial | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.3 kb |
#include<fstream.h>
#include<stdio.h>
int main()
{long int n,nr,a,OK=1,c;
ifstream fin("fact.in");
ofstream fout("fact.out");
fin>>nr;
a=1;c=0;
for(n=1;n<100000&&c<=nr;n++)
{
c=c+1;
if(n%5==0)
{c=c+a;
a=a+1;
}
}
n=(n-2)*5;
fout<< n;
fout.close();
fin.close();
return n;
}