Cod sursa(job #274035)

Utilizator EllsolanMircea Iordache Ellsolan Data 9 martie 2009 12:48:48
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
int main()
{
    long long n=0,p,i;
    ifstream in ("fact.in");
    ofstream out("fact.out");
    in>>p;
    if (p>0)
    {
        for (i=5;i<=p*5;i+=5)
            {
                n+=i/5;
                if(n==p) break;
            }
        out<<i;
    }
    out<<1;
    return 0;
}