Advanced construction and double 90s suitable for Fortnite layout. Here, each key has its own function for building. Use the Z key to install the wall, the X key for the floor, and the C key for the stairs. This macro perfectly performs the construction of two rows of the 90s. For more efficient construction, you can press the keys several times. It is recommended to practice for a couple of minutes to master it. It is best to use a screen resolution of 1080x1020 for optimal macro performance.