function-machine/subtraction/medium · Série 54
8 problems
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1
Input: 9 → [+4 ×2] → ?
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2
Input: 3 → [?] → 9, what is the rule?
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3
? → [-1] → 3
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4
? → [×3 - 2] → 1
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5
? → [×2 + 3] → 7
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6
? → [×2] → 6
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7
? → [×3] → 15
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8
? → [+2] → 12
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