Cod sursa(job #2785381)
Utilizator | Data | 18 octombrie 2021 17:08:27 | |
---|---|---|---|
Problema | Factorial | Scor | 50 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 0.74 kb |
#include <fstream>
using namespace std;
ifstream fin("fact.in");
ofstream fout("fact.out");
class Problema
{
int p;
public:
Problema(void)
{
p = 0;
}
Problema(int x)
{
p = x;
}
void Rezolvare()
{
int p5 = 0;
int x =0,y;
while (p5 < p)
{
x=x+5;
y = x;
while (y % 5 == 0)
{
p5++;
y = y / 5;
}
}
if (p == 0)
fout << 1;
else
if (p5 > p)
fout << -1;
else
fout << x;
}
};
int main()
{
int p;
fin >> p;
Problema po(p);
po.Rezolvare();
}