Cod sursa(job #799360)

Utilizator suzanicaSuzanica Mihu suzanica Data 18 octombrie 2012 20:16:31
Problema Fractii Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
int n,i,j;
	int nr;
int cmmdc(int a, int b)
{
	int r=0;
	while(b)
	{
		r=a%b;
		a=b;
		b=r;
	}
	return a;
}
int main()
{
	ifstream f("fractii.in");
	ofstream g("fractii.out");
	f>>n;

	for(i=1;i<=n;i++)
	  for(j=1;j<=n;j++)
	  if(cmmdc(i,j)==1)
	  nr++;
	  g<<nr;
	  return 0;
}