Cod sursa(job #210004)

Utilizator Daniel0001Muntaenu Daniel Daniel0001 Data 25 septembrie 2008 22:45:19
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.29 kb
Raporteaza aceasta sursa 
#include<fstream.h>
ifstream f("fractii.in");
ofstream g("fractii.out");
long n,i,j,nr;
int main()
{f>>n;
 nr=2*n-1;
 for(i=2;i<=n;i++)
   {for(j=2;j<=n;j++)
     if(i>j) {if(i%j!=0) nr++;}
       else if(j>i) {if(j%i!=0) nr++;}
   };
 g<<nr<<'\n';
 f.close();
 g.close();
 return 0;
}