Cod sursa(job #2016528)

Utilizator ZamfiAndreiZamfira Andrei ZamfiAndrei Data 29 august 2017 16:46:43
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("fact.in");
ofstream g("fact.out");
int main()
{
    int n, x, s=0, xs;
    f>>n;
    if (n==0) g<<1;
    else if (n==1) g<<0;
    else{
    xs = n*5;
    while (xs%25 == 0) {
        s++;
        xs/=25;
    }
    x=(n-s)*5;
    g<<x;
    return 0;
}}