function-machine/addition/medium · 套题 29
8 problems
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1
Input: 10 → [×2 + 3] → ?
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2
Input: 6 → [?] → 20, what is the rule?
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3
Input: 5 → [?] → 18, what is the rule?
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4
? → [×2] → 20
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5
? → [×2 + 1] → 21
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6
Input: 6 → [?] → 5, what is the rule?
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7
? → [+2] → 8
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8
? → [×3] → 30
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