Cod sursa(job #1817245)

Utilizator prisacalexandruPrisac Alexandru prisacalexandru Data 27 noiembrie 2016 15:35:26
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<bits/stdc++.h>

using namespace std;

int p,rez;

int main(){
	ios::sync_with_stdio(false); cin.tie(0);
	freopen("fact.in","r",stdin);
    freopen("fact.out","w",stdout);
    cin>>p;
    if(p%6==0) rez=5*p-5*p/6;
     else if((p+1)%6==0) rez=-1;
     else rez=5*p;
    cout<<rez;
return 0;
}