#include<stdio.h>
long int a[129][129],i,j,k,m,d,n,x[100001],y[100001],z[100001],sol;
int main()
{       FILE *f,*g;
	f=fopen("puteri.in","r");
	g=fopen("puteri.out","w");
	for(i=0;i<=128;i++)
	{ a[i][0]=i;a[0][i]=i;}
	for(i=0;i<=128;i++)
	 for(j=i;j<=128;j++)
	  if(!a[i][j])
	    { a[i][j]=1;
	      a[j][i]=1;
	      for(m=2;m*j<=128;m++)
	      { a[m*i][m*j]=m;
		a[m*j][m*i]=m;
	      }
	     }
	   fscanf(f,"%ld",&n);
	   fscanf(f,"%ld%ld%ld",&x[1],&y[1],&z[1]);
	   for(k=2;k<=n;k++)
	   { fscanf(f,"%ld%ld%ld",&x[k],&y[k],&z[k]);
	     for(j=1;j<k;j++)
	      if(a[a[x[k]+x[j]][y[k]+y[j]]][z[k]+z[j]]>1)sol++;
	       
	   }
	   fprintf(g,"%ld\n",sol);
	   fcloseall();
	   return 0;
}