I don't know what went wrong.
[image: i.imgur.com]
Forgot to explain.
Turn #1: 987; 7 is orange.
Turn #2: 654; all red.
Turn 3: 123; 3 is orange.
Turn 4: Can't move the orange 3 ??
I guess the combination was 737 but the last spot was locked / could not change the number