Cod sursa(job #371323)

Utilizator samuel91Asofronie Samuel samuel91 Data 4 decembrie 2009 20:25:28
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<fstream.h>
/*int cmmdc(long int a,long int b)
{
 if(!b)return a;
return cmmdc(b,a%b);
} */
int main()
{
long int n,r,i,j,nr=0;
ifstream f("fractii.in");
f>>n;
f.close();
ofstream g("fractii.out");
nr=2*n-1;
for(i=2;i<=n-1;i++)
for(j=i+1;j<=n;j+=i-1)
nr+=2;
g<<nr;
g.close();
return 0;
}