b2784 b2783 b2782 b2781
b2784 0 4 18.7349939951952 151.492574075431
b2783 4 0 3.16227766016838 5.74456264653803
b2782 18.7349939951952 3.16227766016838 0 3.46410161513775
b2781 151.492574075431 5.74456264653803 3.46410161513775 0