function-machine/multiplication/medium · セット 52
8 problems
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クラス:
日付：
1
? → [×2 + 3] → 5
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2
Input: 2 → [?] → 4, what is the rule?
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3
Input: 1 → [+2] → ?
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4
? → [×2 + 1] → 21
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5
Input: 4 → [?] → 1, what is the rule?
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6
? → [×2 + 3] → 11
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7
? → [-1] → 2
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8
Input: 8 → [?] → 7, what is the rule?
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