Compressed Wooden Sword(压缩木剑)

You can use nine compressed wooden sticks to create a compressed wooden stick, then use nine compressed wooden sticks to create a double compressed wooden stick, and then use nine double compressed wooden sticks to create a triple compressed wooden stick. Knowing that you have created two eight compressed wooden sticks, you can use the Eight-fold compressed wooden sticks to create a compressed wooden sword. The damage of this wooden sword is infinite.