100Floors level 58

STEP 1

Startup screen.

STEP 2

There are only 3 numbers on the door: 329.6, 293.7, 261.6. They indicate Hz. Matching them to the keyboard smallest on the left, play the notes in order, 3-2-1-2-3-3-3-1-2-2-3-2-1.

STEP 3