Free practice · multiple-choice · hard
Practice
Identify conflicting constraints
Which pairs of rules cannot both be true? Select all that apply.
Constraint board
Place forced items before testing open positions
- RecordWrite each constraint
- ForcePlace fixed items and chains
- PropagateUpdate remaining positions
- TestTry valid alternatives
- VerifyCheck every original rule
Translate every precedence, adjacency, window, and exclusion rule into visible placement evidence.