Cod sursa(job #1463205)

Utilizator danstefanDamian Dan Stefan danstefan Data 20 iulie 2015 15:21:51
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.3 kb
Raporteaza aceasta sursa 
#include <fstream>
#include <cstdio>
using namespace std;
int s;
long long n,p;
int main(){
    freopen("fact.in","r",stdin);
    ofstream g ("fact.out");
    scanf("%lld",&n);
p=5;
while(p<n){
        s+=n/p;
        p*=5;}
        if(s==0)g<<n*5;
        else g<<(n-s+1)*5;
        return 0;}