Cod sursa(job #1218154)

Utilizator obidanDan Ganea obidan Data 9 august 2014 18:21:17
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.29 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
int main()
{
    int p,log,i,nr;
    int k=0;
    ifstream f("fact.in");
    ofstream g("fact.out");
    f>>p;
    if(p==0) g<<"1";
    else
    {
    nr=p*5;
    for(i=5;i<nr;i=i*5,k++);
    if(i==nr)g<<"-1";
    else g<<nr-5;
    }
}