Find the rule: 1,11,211211, ()
One by one
That is 11 read as: two one
That is to say, 21 means one two, one one
1211 reads: one by one, two by two, one by one
111221 and so on
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- 1. Find the rules: 1, 11, 21, 1211, 3112
- 2. 1,11,211211111221, what's the next number?
- 3. 1,11,211211111221, what's the next number?
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- 12. Who knows the next line
- 13. 1, 11, 211211.111221, what's behind it
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- 19. How many bricks does a house that is 10 meters long, 3 meters wide and 2 meters high need Please write down the formula if possible
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