Cod sursa(job #899384)

Utilizator gabriel405ilie cristinel gabriel405 Data 28 februarie 2013 14:13:03
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>

using namespace std;

int main()
{
    ifstream f("fractii.in");
    ofstream g("fractii.out");
    int N,i,s;
    f>>N;
    s=N;
    if(N==3)
    g<<7;
    for(i=2;i<=N;i++)
    {
        if(i%2==0)
        s=s+N-2;
        else
        s=s+N-1;
    }
    g<<s;
}