To solve for 5 question marks, look at ruler.
It’s diagonal.
The numbers on the door in diagonal path:
5, 3, 1, 2, 4
1. TAP keypad on left side of door
2. Enter Code: 53124
3. TAP doorway to exit
100 Doors 2013 55 Walkthrough
100 Doors 2013 Stage 55
100 Doors 2013 Level 55 Walkthrough
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100 Doors 2013 Walkthrough
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