Cod sursa(job #1825668)
Utilizator | Data | 9 decembrie 2016 15:49:57 | |
---|---|---|---|
Problema | Factorial | Scor | 60 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.36 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("fact.in");
ofstream g("fact.out");
unsigned p,i,x;
int main()
{
f>>p;
for(i=1;i<=p;i++)
{
x=i;
while(x%5==0)
{
p--;
x=x/5;
}
}
p=p*5;
if(p!=0)
g<<p;
else
g<<"1";
}