: Use simple rules, such as narrowing down the range of values in some cases, and first exclude the values of the determined line/column/house, so as to make the problem solving more efficient.

 : If you encounter a bottleneck, you may want to think differently or take a break before changing your thinking. Sometimes a renamed mode of thought leads to unexpected new discoveries.

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   As a puzzle lover, you must be familiar with the Nine Houses Arrangement Chart. This deceptively simple but challenging game not only tests your logical thinking, but also improves your problem-solving skills. Here are some step-by-step instructions and tips to help you better understand and master this fun game.

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