# triangles.txt # # 5--7--6 # |6/|7/ # |/5|/ # 4--8--2 # |2/|4/| # |/1|/3| # 9--1--3 # 1 8 9 4 9 8 3 2 1 8 1 2 2 7 8 5 8 7 7 2 6