Cod sursa(job #2093419)
| Utilizator |  Anders inquisitor |
Data | 23 decembrie 2017 17:32:05 |
|---|---|---|---|
| Problema | Factorial | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.17 kb |
#include<fstream>
using namespace std;ifstream f("fact.in");ofstream g("fact.out");int p,m,s,n;int main(){f>>p;for(n=4*p;s<p;n++)for(m=n,s=0;m;m/=5,s+=m);g<<s-p?-1:p?n-1:1;}
