local function F(F,B)if F==Enum.KeyCode.LeftShift then humanoid.WalkSpeed=B and WALK_SPEED or DEFAULT_SPEED end end

local function handleKeyState(key, isDown)
	if key == Enum.KeyCode.LeftShift then
		humanoid.WalkSpeed = isDown and WALK_SPEED or DEFAULT_SPEED
	end
end
