Cod sursa(job #705176)

Utilizator AltimosPanaite Adrian Altimos Data 3 martie 2012 16:50:22
Problema Fractii Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
#include<stdio.h>
int cmmdc(int a,int b)
{while (a!=b)
		if (a>b)
			a-=b;
		else
			b-=a;
return a;}
int main()
{int nr=0,n,i,j;
freopen ("fractii.in","r",stdin);
freopen ("fractii.out","w",stdout);
scanf ("%d",&n);
for (i=1;i<=n;i++)
	for (j=1;j<=n;j++)
		if (cmmdc(i,j)==1)
			nr++;
printf("%d",nr);
return 0;}