function-machine/multiplication/expert · Série 22

8 problems
1
Input: 6 → [?] → 20, what is the rule? =
2
Input: 5 → [-1] → ? =
3
? → [+5] → 15 =
4
Input: 2 → [+5] → ? =
5
? → [+2] → 3 =
6
? → [×2 + 1] → 15 =
7
? → [×3 - 2] → 13 =
8
? → [-1] → 8 =
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