function-machine/mixed-ops/hard · Set 50

8 problems
1
Input: 1 → [?] → 2, what is the rule? =
2
? → [-1] → 6 =
3
? → [×2 + 1] → 19 =
4
? → [+10] → 14 =
5
? → [-1] → 9 =
6
Input: 4 → [×3 - 2] → ? =
7
? → [×3] → 3 =
8
? → [+4 ×2] → 26 =
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