Cod sursa(job #2569765)

Utilizator MarcusPaul16Marcus Paul Florin MarcusPaul16 Data 4 martie 2020 13:35:59
Problema Factorial Scor 5
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.3 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>
using namespace std;
int y,x,nr=0,n;
ifstream fin("fact.in");
ofstream fout("fact.out");
int main()
{
    fin>>n;
    y=5;
    x=5*n;
    while (y<=x)
    {
        nr++;
        y=y*5;
    }
    nr--;
    x=x-(5*nr);
    fout<<x;
    return 0;
}