Cod sursa(job #547942)

Utilizator CelMaiProstCel Mai Prost CelMaiProst Data 6 martie 2011 20:41:48
Problema Fractii Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<fstream.h>
int cmmdc(int a, int b)
{
while(a!=b)
{
	if(a>b)a-=b;
	else b-=a;
}
return a;
}
int main ()
{
ifstream f("fractii.in");
ofstream g("fractii.out");
int nr,n,i,j;
f>>n;
nr=0;
for(i=1;i<=n;i++)
{for(j=1;j<=n;j++)
	{
	if(cmmdc(i,j)==1){nr++;}	
	}
}
g<<nr<<"\n";
return 0;
}