Cod sursa(job #1237729)

Utilizator sebinsteanuDumitriu Sebastian sebinsteanu Data 4 octombrie 2014 18:50:27
Problema Factorial Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.94 kb
#include <iostream>
#include <fstream>
using namespace std;
ifstream in("fact.in");
ofstream out("fact.out");
int fn(int n)
{
    for(int i=1;i<=n;++i)
        if(n+1==i*6)
            return 1;
    return 0;
}
int fact(int n)
{
    int r=fn(n);
    if(n>0&&r==0)
    {
        int k,c=0,p=0,q=1,o=0;
        for(k=0;k<n;k++)
        {
            //if(c-o>5)
              //  c=o;
            c=c+5;
            o=o+5;
            cout<<o<<" "<<c<<"    :    ";
            if(c%25==0)
            {
                //cout<<c<<" ";
                p++;
                o=o-5;
            }
            cout<<o<<" "<<c<<"\n";
        }
        if(p==0)
            return c;
        else if(p>0) return o;
    }
    else if(n==0)
        return 1;
    else if(n<0||n>100000000||r==1)
        return -1;
}
int main()
{
    int n;
    in>>n;
    in.close();
    out<<fact(n);
    out.close();
    return 0;
}