#include<stdio.h>
#include<math.h>
main()
{
long a[10][10],b[10][10],a1,a2,a3,int1,int2,int3,n,m,k,i,j,s;
FILE *f,*g;
f=fopen("reuniune.in","r");
g=fopen("reuniune.out","w");
for(i=1;i<=3;i++)
 fscanf(f,"%ld%ld%ld%ld",&a[i][1],&a[i][2],&b[i][1],&b[i][2]);
n=b[1][1]-a[1][1];
m=b[1][2]-a[1][2];
a1=n*m;
n=b[2][1]-a[2][1];
m=b[2][2]-a[2][2];
a2=n*m;
n=b[3][1]-a[3][1];
m=b[3][2]=a[3][2];
a3=n*m;
n=fabs(b[1][1]-a[2][1]);
m=fabs(b[1][2]-a[2][2]);
int1=n*m;
n=fabs(b[2][1]-a[3][1]);
m=fabs(b[2][2]-a[3][2]);
int2=n*m;
n=fabs(b[3][1]-a[1][1]);
m=fabs(b[3][2]-a[1][2]);
int3=n*m;
if(b[1][1]>a[2][1]){ n=b[1][1]-a[2][1];
		     m=b[1][2]-a[2][2];
		     }







fclose(f);
fclose(g);
return 0;
}