Cod sursa(job #577855)

Utilizator ToTaLPivaru Paul Mihai ToTaL Data 10 aprilie 2011 18:04:23
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.33 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;

int main()
{
	ifstream fin("fractii.in");
	ofstream fout("fractii.out");
	
	int i,n,j,nr,a,b;
	fin>>n;
	nr=0;
	for(i=1;i<=n;i++)
		for(j=1;j<=n;j++)
		{
			a=i;
			b=j;
			while (a!=b)
			if(a>b)
				a=a-b;
			else 
				b=b-a;
			
			if(a == 0)
				nr++;
		}
	
	fout<<nr<<'\n';
	
	return 0;
}