Cod sursa(job #675838)

Utilizator cata_popescuPopescu Catalina cata_popescu Data 8 februarie 2012 12:43:17
Problema Factorial Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<iostream>
#include<fstream>
ifstream f("fact.in");
ofstream g("fact.out");
long p,n,k,p5;
int main()
{f>>p;
k=5;
if (p==0)g<<1;
for (n=10;n<=100000000;n+=5)
	{while(n/k>0)
		{p5=p5+n/k;
		 k=k*k;
		}
	if(p5==p)
	{g<<n;break;}
	else {k=5;p5=0;}
	}
f.close();
g.close();
return 0;
}