Cod sursa(job #825569)
Utilizator | Data | 29 noiembrie 2012 11:04:13 | |
---|---|---|---|
Problema | Factorial | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.5 kb |
#include<iostream>
#include<cmath>
#include<fstream>
using namespace std;
ifstream fin("fact.in");
ofstream fout("fact.out");
int main () {
int n,i,p=1,c;
fin >> n;
n=p*5;
for (i =1;i<=n;i++){
p=p*i;
while(p){c=p%10;
p=p/10;
if(c==0)fout<<n;
else fout<<"-1";
}
}
fin.close();
fout.close();
return 0;
}