Cod sursa(job #757391)

Utilizator VladyTvmToncu Vlad VladyTvm Data 11 iunie 2012 22:34:39
Problema Factorial Scor 25
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.29 kb
Raporteaza aceasta sursa 
#include<iostream>
#include<fstream>
using namespace std;
int main()
{int P, z, i, d=0, ok=1;
ifstream f("fact.in");
ofstream g("fact.out");
f>>P;
if(P==0)g<<1;
for(i=5;i<10000 && ok==1;i=i+5)
	{z=i;
	 while(z%5==0){d++;
				   z=z/5;}
	 if(d==P)ok=0;}
if(ok==1)g<<-1;
else g<<i-5;}