Cod sursa(job #3309796)

Utilizator popescu_georgePopescu George popescu_george Data 9 septembrie 2025 08:02:13
Problema Factorial Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.21 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
ifstream F("fact.in");
ofstream G("fact.out");
int p,m,s,n;
int main()
{
    for(F>>p,n=4*p;s<p;++n)
        for(m=n,s=0;m;s+=m/=5);
    return G<<(s-p?-1:p?n-1:1),0;
}