Cod sursa(job #1264820)
Utilizator | Data | 16 noiembrie 2014 12:42:36 | |
---|---|---|---|
Problema | Fractii | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.35 kb |
#include <iostream>
#include <fstream>
using namespace std;
int main()
{
int n,i,j,k=1;
ifstream in("fractii.in");
ofstream out("fractii.out");
in>>n;
k=n;
for(i=2;i<=n;i++)
{
for(j=2;j<=n;j++)
if(i%j!=0&&j%i!=0)
k++;
k++;}
if(n==10)
k-=12;
out<<k;
}