Help robot friend recharge his battery

Drag and drop instructions onto his instruction track and click to remove the instruction from the track

Move the robot left

Move the robot right

Move the robot up

Move the robot down

Loop back 2 instructions on the same track

Loop back 3 instructions on the same track

Loop back 4 instructions on the same track

Switch to the track above the current track

Switch to the track below the current track

Cycle down a track, wrapping around the last

If there is a wall to the left of the robot, execute the next instruction, otherwise, skip it

If there is a wall to the right of the robot, execute the next instruction, otherwise, skip it

If there is a wall above the robot, execute the next instruction, otherwise, skip it

If there is a wall below the robot, execute the next instruction, otherwise, skip it