The Correct Answer
No glass will be filled.
Once you spot the blockages, the solution feels obvious. Yet most people miss it because they assume the puzzle must have an active outcome.
Why These Puzzles Work
They exploit two common tendencies:
- Believing something must happen.
- Overlooking small obstacles in the rush to find an answer.
Instead of asking where the water will go, the real question is why it cannot go anywhere.
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