function-machine/multiplication/hard · 套题 91

8 problems
1
? → [×2 + 1] → 17 =
2
Input: 9 → [?] → 8, what is the rule? =
3
Input: 1 → [?] → 11, what is the rule? =
4
? → [×2 + 3] → 23 =
5
? → [-3] → 0 =
6
? → [+4 ×2] → 22 =
7
Input: 1 → [×5] → ? =
8
? → [×3 - 2] → 22 =
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