Cod sursa(job #875591)
Utilizator | Data | 10 februarie 2013 14:26:25 | |
---|---|---|---|
Problema | Factorial | Scor | 5 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.32 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("fact.in");
ofstream g("fact.out");
long r,P,N,i;
int main()
{ f >> P;
i=1;
r=0;
N=1;
while (r!=P) {
if (N%10==0) {r++; N=N/10;}
N=N*i;
i++;
}
g << i-2;
f.close();
g.close();
return 0;
}