puts "=================================="
puts "BUC60618"
puts "=================================="
puts "There was a problem filter of solutions. Several solutions were skipped."
puts ""
puts "It takes visual check for this BUG"
puts "=================================="
puts ""

circle c1 0 0 100 
circle c2 500 -400 300 
circle c3 300 200 200 
cirtang result c1 c2 c3
checklength result_1 -l 3568.9587306060739
checklength result_2 -l 9964.7111736227271
checklength result_3 -l 2082.9371204466097
checklength result_4 -l 32696.069757517998
checklength result_5 -l 1681.9298517645602
checklength result_6 -l 3097.3731840080009
checklength result_7 -l 1545.2428620020787
checklength result_8 -l 772.26646380656518