function-machine/multiplication/expert · Sada 20

8 problems
1
? → [+4 ×2] → 26 =
2
? → [-1] → 2 =
3
Input: 1 → [+4 ×2] → ? =
4
Input: 3 → [?] → 9, what is the rule? =
5
? → [×3] → 9 =
6
Input: 3 → [×2 + 3] → ? =
7
Input: 7 → [?] → 21, what is the rule? =
8
Input: 2 → [×5] → ? =
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