Cod sursa(job #372099)
| Utilizator |  Geiszt Attila attila3453 |
Data | 8 decembrie 2009 19:41:05 |
|---|---|---|---|
| Problema | Factorial | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.24 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fi("fact.in");
ofstream fo("fact.out");
int p,n,i,p2,j;
int main(){
fi>>p;
for(i=p*5;;i++){
for(j=5;j<i;j*=5)p2+=i/j;
if(p2==p) {
cout<<i;
break;
}
}
}