function-machine/multiplication/medium · Набор 52

8 problems
1
? → [×2 + 3] → 5 =
2
Input: 2 → [?] → 4, what is the rule? =
3
Input: 1 → [+2] → ? =
4
? → [×2 + 1] → 21 =
5
Input: 4 → [?] → 1, what is the rule? =
6
? → [×2 + 3] → 11 =
7
? → [-1] → 2 =
8
Input: 8 → [?] → 7, what is the rule? =
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