Sliding Platformer

You have to lead the white ghost to the flag. Evade spikes and red ghosts

Controls

Move	Arrows or WASD, swipe on mobile
Restart	R
Reverse controls	C
Select level	Space or Enter or mouse click
Change level	Mouse click or Arrows, swipe on mobile

Level Editor

Levels are build from 2x2 blocks. Blocks contain following symbols:

• # - solid part
• ^ - spike
• . - empty space
• P - player
• F - flag
• E - enemy

Level examples:

F... ##.. P... ####	First side picture
F...#E ##..## P...^# ###### 1,1 2,2	Second side picture

Unexisting blocks (any block with one solid and two spikes, blocks where solid parts are not connected side by side):

^# .# #^
#^ #. ^.

Error messages
line length should be even	levels are expected to consist from 2x2 blocks
line lengths differ: a, b	all lines should be of same length, lines a and b have different lengths
invalid characters: a	used an invalid character a. Possible characters: P, F, E, ., #, ^
expected exactly 1 player	self-explanatory
expected exactly 1 flag	self-explanatory
invalid flag block structure	Flag block should look like this: F* ## where * is . or P or E
expected two coords divided by ,	coord line should look like this: 1,1 2,3 2,1 5,5. Each pair should be divided by space, and coords in pair should be divided by comma.
valid coord range is: ...	will show you what range is possible for coordinates
expected 1 empty block	Exactly one block should look like this: "...."