Power of Thor

solution.rb

STDOUT.sync = true # DO NOT REMOVE
# Auto-generated code below aims at helping you parse
# the standard input according to the problem statement.
# ---
# Hint: You can use the debug stream to print initialTX and initialTY, if Thor seems not follow your orders.

# light_x: the X position of the light of power
# light_y: the Y position of the light of power
# initial_tx: Thor's starting X position
# initial_ty: Thor's starting Y position
@light_x, @light_y, @initial_tx, @initial_ty = gets.split(" ").collect {|x| x.to_i}

thor_x = @initial_tx
thor_y = @initial_ty

# game loop
loop do
    remaining_turns = gets.to_i # The remaining amount of turns Thor can move. Do not remove this line.
    
    # Write an action using puts
    # To debug: STDERR.puts "Debug messages..."
    
    STDERR.puts @light_y, thor_y
    
    direction = ''
	if thor_y > @light_y
		direction += 'N'
		thor_y -= 1
	elsif thor_y < @light_y
		direction += "S"
		thor_y += 1
	end 
	
	if thor_x > @light_x
		direction += "W"
		thor_x -= 1
	elsif thor_x < @light_x
		direction += "E"
		thor_x += 1
	end
    
    # A single line providing the move to be made: N NE E SE S SW W or NW
    puts direction
end