Cod sursa(job #1593986)
Utilizator | Data | 9 februarie 2016 03:57:22 | |
---|---|---|---|
Problema | Fractii | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.34 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("fractii.in");
ofstream g("fractii.out");
int main()
{
int i,j,n,fractii;
f>>n;
fractii = n*n;
for (i=2;i<=n;i++)
for (j=2;j<=n;j++)
if(j%i==0 || i%j==0)
fractii--;
g<<fractii;
return 0;
}