BEGIN_WORLD
7 7 
(0,0)
(6,0)
END_WORLD
BEGIN_OBSTACLES
(1,0)
(1,1)
(1,2)
(1,3)
(1,4)
(1,5)
(3,1)
(3,2)
(3,3)
(3,4)
(3,5)
(3,6)
(5,0)
(5,1)
(5,2)
(5,3)
(5,4)
(5,5)
END_OBSTACLES
BEGIN_SEARCH_ALGS
BFS
UCS
DFS
GBFS
ASTAR
END_SEARCH_ALGS