Cod sursa(job #1356046)
Utilizator | Data | 23 februarie 2015 09:44:24 | |
---|---|---|---|
Problema | Fractii | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.31 kb |
#include <iostream>
#include <fstream>
using namespace std;
int main()
{
ifstream in ("fractii.in");
ofstream out ("fractii.out");
int n,i,j;
in >> n ;
int a[n+1],c=2*n;
for(i=2;i<=n;i++)
for(j=i;j<=n;j++)
if(i%j!=0 or j%i!=0) c++;
out<<c;
return 0;
}