Cod sursa(job #2595424)
| Utilizator |  UN nume ferbinio |
Data | 7 aprilie 2020 18:39:20 |
|---|---|---|---|
| Problema | Factorial | Scor | 15 |
| Compilator | cpp-32 | Status | done |
| Runda | Arhiva de probleme | Marime | 0.36 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin ("fact.in");
ofstream fout("fact.out");
unsigned int n,nr,aux,a;
int main()
{fin>>a;
if(a>0)
{for(n=1;n<=100000000;n++)
{nr=0;
aux=n;
while(aux)
{aux/=5;
nr=nr+aux;
}
if(nr==a)
{fout<< n;
break;
}
}
}
else
{fout<<1;
}
fin.close();
fout.close();
return 0;
}
