Solution found with 10 lines.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) 
  and ends at (1,0)
Line 2 starts at (1,0)
  goes through (1,0) (1,1) 
  and ends at (1,1)
Line 3 starts at (1,1)
  goes through (0,0) (1,1) 
  and ends at (0,0)
Line 4 starts at (0,0)
  goes through (0,0) (2,1) 
  and ends at (2,1)
Line 5 starts at (2,1)
  goes through (1,0) (2,1) 
  and ends at (1,0)
Line 6 starts at (1,0)
  goes through (1,0) (2,0) 
  and ends at (2,0)
Line 7 starts at (2,0)
  goes through (1,1) (2,0) 
  and ends at (1,1)
Line 8 starts at (1,1)
  goes through (1,1) (4,0) 
  and ends at (4,0)
Line 9 starts at (4,0)
  goes through (2,1) (4,0) 
  and ends at (2,1)
Line 10 starts at (2,1)
  goes through (2,1) (5,0) 
  and ends at (5,0)

Solution found with 10 lines.
This solution is reentrant.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) 
  and ends at (1,0)
Line 2 starts at (1,0)
  goes through (1,0) (1,1) 
  and ends at (1,1)
Line 3 starts at (1,1)
  goes through (0,0) (1,1) 
  and ends at (0,0)
Line 4 starts at (0,0)
  goes through (0,0) (2,1) 
  and ends at (2,1)
Line 5 starts at (2,1)
  goes through (1,0) (2,1) 
  and ends at (1,0)
Line 6 starts at (1,0)
  goes through (1,0) (2,0) 
  and ends at (2,0)
Line 7 starts at (2,0)
  goes through (2,0) (2,1) (2,2) 
  and ends at (2,2)
Line 8 starts at (2,2)
  goes through (2,2) (3,1) (4,0) 
  and ends at (5,-1)
Line 9 starts at (5,-1)
  goes through (5,0) (5,1) (5,2) (5,3) (5,4) (5,5) 
  and ends at (5,5)
Line 10 starts at (5,5)
  goes through (0,0) (1,1) (2,2) (3,3) (4,4) (5,5) 
  and ends at (0,0)

Solution found with 9 lines.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) 
  and ends at (1,0)
Line 2 starts at (1,0)
  goes through (1,0) (1,1) 
  and ends at (1,1)
Line 3 starts at (1,1)
  goes through (0,0) (1,1) 
  and ends at (0,0)
Line 4 starts at (0,0)
  goes through (0,0) (2,1) 
  and ends at (2,1)
Line 5 starts at (2,1)
  goes through (1,0) (2,1) 
  and ends at (1,0)
Line 6 starts at (1,0)
  goes through (1,0) (2,0) 
  and ends at (2,0)
Line 7 starts at (2,0)
  goes through (2,0) (3,2) (4,4) 
  and ends at (5,6)
Line 8 starts at (5,6)
  goes through (5,0) (5,1) (5,2) (5,3) (5,4) (5,5) 
  and ends at (5,-1)
Line 9 starts at (5,-1)
  goes through (2,2) (3,1) (4,0) 
  and ends at (2,2)

Solution found with 8 lines.
This solution is reentrant.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) 
  and ends at (1,0)
Line 2 starts at (1,0)
  goes through (1,0) (1,1) 
  and ends at (1,1)
Line 3 starts at (1,1)
  goes through (0,0) (1,1) 
  and ends at (0,0)
Line 4 starts at (0,0)
  goes through (0,0) (2,1) 
  and ends at (2,1)
Line 5 starts at (2,1)
  goes through (1,0) (2,1) 
  and ends at (1,0)
Line 6 starts at (1,0)
  goes through (1,0) (2,0) (3,0) (4,0) (5,0) 
  and ends at (5,0)
Line 7 starts at (5,0)
  goes through (5,0) (5,1) (5,2) (5,3) (5,4) (5,5) 
  and ends at (5,5)
Line 8 starts at (5,5)
  goes through (0,0) (1,1) (2,2) (3,3) (4,4) (5,5) 
  and ends at (0,0)

Solution found with 7 lines.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) 
  and ends at (1,0)
Line 2 starts at (1,0)
  goes through (1,0) (1,1) 
  and ends at (1,1)
Line 3 starts at (1,1)
  goes through (0,0) (1,1) 
  and ends at (0,0)
Line 4 starts at (0,0)
  goes through (0,0) (2,1) (4,2) 
  and ends at (6,3)
Line 5 starts at (6,3)
  goes through (3,0) (4,1) (5,2) 
  and ends at (1,-2)
Line 6 starts at (1,-2)
  goes through (2,0) (3,2) (4,4) 
  and ends at (5,6)
Line 7 starts at (5,6)
  goes through (5,0) (5,1) (5,2) (5,3) (5,4) (5,5) 
  and ends at (5,0)

Solution found with 7 lines.
This solution is reentrant.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) 
  and ends at (1,0)
Line 2 starts at (1,0)
  goes through (1,0) (1,1) 
  and ends at (1,1)
Line 3 starts at (1,1)
  goes through (1,1) (2,0) 
  and ends at (2,0)
Line 4 starts at (2,0)
  goes through (2,0) (2,1) (2,2) 
  and ends at (2,2)
Line 5 starts at (2,2)
  goes through (2,2) (3,1) (4,0) 
  and ends at (5,-1)
Line 6 starts at (5,-1)
  goes through (5,0) (5,1) (5,2) (5,3) (5,4) (5,5) 
  and ends at (5,5)
Line 7 starts at (5,5)
  goes through (0,0) (1,1) (2,2) (3,3) (4,4) (5,5) 
  and ends at (0,0)

Solution found with 6 lines.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) 
  and ends at (1,0)
Line 2 starts at (1,0)
  goes through (1,0) (1,1) 
  and ends at (1,1)
Line 3 starts at (1,1)
  goes through (1,1) (2,0) 
  and ends at (5,-3)
Line 4 starts at (5,-3)
  goes through (5,0) (5,1) (5,2) (5,3) (5,4) (5,5) 
  and ends at (5,5)
Line 5 starts at (5,5)
  goes through (1,1) (2,2) (3,3) (4,4) (5,5) 
  and ends at (1,1)
Line 6 starts at (1,1)
  goes through (1,1) (2,1) (3,1) (4,1) (5,1) 
  and ends at (5,1)

Solution found with 6 lines.
This solution is reentrant.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) 
  and ends at (1,0)
Line 2 starts at (1,0)
  goes through (1,0) (2,1) 
  and ends at (2,1)
Line 3 starts at (2,1)
  goes through (2,0) (2,1) 
  and ends at (2,0)
Line 4 starts at (2,0)
  goes through (2,0) (3,0) (4,0) (5,0) 
  and ends at (5,0)
Line 5 starts at (5,0)
  goes through (5,0) (5,1) (5,2) (5,3) (5,4) (5,5) 
  and ends at (5,5)
Line 6 starts at (5,5)
  goes through (0,0) (1,1) (2,2) (3,3) (4,4) (5,5) 
  and ends at (0,0)

Solution found with 5 lines.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) 
  and ends at (1,0)
Line 2 starts at (1,0)
  goes through (1,0) (2,1) (3,2) (4,3) (5,4) 
  and ends at (5,4)
Line 3 starts at (5,4)
  goes through (5,0) (5,1) (5,2) (5,3) (5,4) 
  and ends at (5,-3)
Line 4 starts at (5,-3)
  goes through (1,1) (2,0) 
  and ends at (1,1)
Line 5 starts at (1,1)
  goes through (1,1) (2,2) (3,3) (4,4) (5,5) 
  and ends at (5,5)

Solution found with 5 lines.
This solution is reentrant.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) (2,0) 
  and ends at (2,0)
Line 2 starts at (2,0)
  goes through (2,0) (2,1) (2,2) 
  and ends at (2,2)
Line 3 starts at (2,2)
  goes through (2,2) (3,1) (4,0) 
  and ends at (5,-1)
Line 4 starts at (5,-1)
  goes through (5,0) (5,1) (5,2) (5,3) (5,4) (5,5) 
  and ends at (5,5)
Line 5 starts at (5,5)
  goes through (0,0) (1,1) (2,2) (3,3) (4,4) (5,5) 
  and ends at (0,0)

Solution found with 4 lines.
Line 1 starts at (0,0)
  goes through (0,0) (1,0) (2,0) (3,0) (4,0) (5,0) 
  and ends at (5,0)
Line 2 starts at (5,0)
  goes through (5,0) (5,1) (5,2) (5,3) (5,4) (5,5) 
  and ends at (5,5)
Line 3 starts at (5,5)
  goes through (0,0) (1,1) (2,2) (3,3) (4,4) (5,5) 
  and ends at (0,0)
Line 4 starts at (0,0)
  goes through (0,0) (3,1) 
  and ends at (3,1)

1 solutions found.